28836080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1$

素因数の和:283

約数の個数: 160

約数和(自身を含む): 87744384

約数和(自身を除く): 58908304

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 170, 182, 208, 221, 233, 238, 260, 272, 280, 340, 364, 442, 455, 466, 476, 520, 560, 595, 680, 728, 884, 910, 932, 952, 1040, 1105, 1165, 1190, 1360, 1456, 1547, 1631, 1768, 1820, 1864, 1904, 2210, 2330, 2380, 3029, 3094, 3262, 3536, 3640, 3728, 3961, 4420, 4660, 4760, 6058, 6188, 6524, 7280, 7735, 7922, 8155, 8840, 9320, 9520, 12116, 12376, 13048, 15145, 15470, 15844, 16310, 17680, 18640, 19805, 21203, 24232, 24752, 26096, 27727, 30290, 30940, 31688, 32620, 39610, 42406, 48464, 51493, 55454, 60580, 61880, 63376, 65240, 79220, 84812, 102986, 106015, 110908, 121160, 123760, 130480, 138635, 158440, 169624, 205972, 212030, 221816, 242320, 257465, 277270, 316880, 339248, 360451, 411944, 424060, 443632, 514930, 554540, 720902, 823888, 848120, 1029860, 1109080, 1441804, 1696240, 1802255, 2059720, 2218160, 2883608, 3604510, 4119440, 5767216, 7209020, 14418040, 28836080]

約数ペア:

[(1, 28836080), (2, 14418040), (4, 7209020), (5, 5767216), (7, 4119440), (8, 3604510), (10, 2883608), (13, 2218160), (14, 2059720), (16, 1802255), (17, 1696240), (20, 1441804), (26, 1109080), (28, 1029860), (34, 848120), (35, 823888), (40, 720902), (52, 554540), (56, 514930), (65, 443632), (68, 424060), (70, 411944), (80, 360451), (85, 339248), (91, 316880), (104, 277270), (112, 257465), (119, 242320), (130, 221816), (136, 212030), (140, 205972), (170, 169624), (182, 158440), (208, 138635), (221, 130480), (233, 123760), (238, 121160), (260, 110908), (272, 106015), (280, 102986), (340, 84812), (364, 79220), (442, 65240), (455, 63376), (466, 61880), (476, 60580), (520, 55454), (560, 51493), (595, 48464), (680, 42406), (728, 39610), (884, 32620), (910, 31688), (932, 30940), (952, 30290), (1040, 27727), (1105, 26096), (1165, 24752), (1190, 24232), (1360, 21203), (1456, 19805), (1547, 18640), (1631, 17680), (1768, 16310), (1820, 15844), (1864, 15470), (1904, 15145), (2210, 13048), (2330, 12376), (2380, 12116), (3029, 9520), (3094, 9320), (3262, 8840), (3536, 8155), (3640, 7922), (3728, 7735), (3961, 7280), (4420, 6524), (4660, 6188), (4760, 6058)]