20190074320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{1453}}^1$

素因数の和:1941

約数の個数: 160

約数和(自身を含む): 52340649984

約数和(自身を除く): 32150575664

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 431, 496, 520, 620, 806, 862, 1040, 1240, 1453, 1612, 1724, 2015, 2155, 2480, 2906, 3224, 3448, 4030, 4310, 5603, 5812, 6448, 6896, 7265, 8060, 8620, 11206, 11624, 13361, 14530, 16120, 17240, 18889, 22412, 23248, 26722, 28015, 29060, 32240, 34480, 37778, 44824, 45043, 53444, 56030, 58120, 66805, 75556, 89648, 90086, 94445, 106888, 112060, 116240, 133610, 151112, 173693, 180172, 188890, 213776, 224120, 225215, 267220, 302224, 347386, 360344, 377780, 448240, 450430, 534440, 585559, 626243, 694772, 720688, 755560, 868465, 900860, 1068880, 1171118, 1252486, 1389544, 1511120, 1736930, 1801720, 2342236, 2504972, 2779088, 2927795, 3131215, 3473860, 3603440, 4684472, 5009944, 5855590, 6262430, 6947720, 8141159, 9368944, 10019888, 11711180, 12524860, 13895440, 16282318, 19413533, 23422360, 25049720, 32564636, 38827066, 40705795, 46844720, 50099440, 65129272, 77654132, 81411590, 97067665, 130258544, 155308264, 162823180, 194135330, 252375929, 310616528, 325646360, 388270660, 504751858, 651292720, 776541320, 1009503716, 1261879645, 1553082640, 2019007432, 2523759290, 4038014864, 5047518580, 10095037160, 20190074320]

約数ペア:

[(1, 20190074320), (2, 10095037160), (4, 5047518580), (5, 4038014864), (8, 2523759290), (10, 2019007432), (13, 1553082640), (16, 1261879645), (20, 1009503716), (26, 776541320), (31, 651292720), (40, 504751858), (52, 388270660), (62, 325646360), (65, 310616528), (80, 252375929), (104, 194135330), (124, 162823180), (130, 155308264), (155, 130258544), (208, 97067665), (248, 81411590), (260, 77654132), (310, 65129272), (403, 50099440), (431, 46844720), (496, 40705795), (520, 38827066), (620, 32564636), (806, 25049720), (862, 23422360), (1040, 19413533), (1240, 16282318), (1453, 13895440), (1612, 12524860), (1724, 11711180), (2015, 10019888), (2155, 9368944), (2480, 8141159), (2906, 6947720), (3224, 6262430), (3448, 5855590), (4030, 5009944), (4310, 4684472), (5603, 3603440), (5812, 3473860), (6448, 3131215), (6896, 2927795), (7265, 2779088), (8060, 2504972), (8620, 2342236), (11206, 1801720), (11624, 1736930), (13361, 1511120), (14530, 1389544), (16120, 1252486), (17240, 1171118), (18889, 1068880), (22412, 900860), (23248, 868465), (26722, 755560), (28015, 720688), (29060, 694772), (32240, 626243), (34480, 585559), (37778, 534440), (44824, 450430), (45043, 448240), (53444, 377780), (56030, 360344), (58120, 347386), (66805, 302224), (75556, 267220), (89648, 225215), (90086, 224120), (94445, 213776), (106888, 188890), (112060, 180172), (116240, 173693), (133610, 151112)]