20184490290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{2399}}^1$

素因数の和:2632

約数の個数: 128

約数和(自身を含む): 51093504000

約数和(自身を除く): 30909013710

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 83, 93, 109, 155, 166, 186, 218, 249, 310, 327, 415, 465, 498, 545, 654, 830, 930, 1090, 1245, 1635, 2399, 2490, 2573, 3270, 3379, 4798, 5146, 6758, 7197, 7719, 9047, 10137, 11995, 12865, 14394, 15438, 16895, 18094, 20274, 23990, 25730, 27141, 33790, 35985, 38595, 45235, 50685, 54282, 71970, 74369, 77190, 90470, 101370, 135705, 148738, 199117, 223107, 261491, 271410, 280457, 371845, 398234, 446214, 522982, 560914, 597351, 743690, 784473, 841371, 995585, 1115535, 1194702, 1307455, 1402285, 1568946, 1682742, 1991170, 2231070, 2614910, 2804570, 2986755, 3922365, 4206855, 5973510, 6172627, 7844730, 8106221, 8413710, 12345254, 16212442, 18517881, 21703753, 24318663, 30863135, 37035762, 40531105, 43407506, 48637326, 61726270, 65111259, 81062210, 92589405, 108518765, 121593315, 130222518, 185178810, 217037530, 243186630, 325556295, 651112590, 672816343, 1345632686, 2018449029, 3364081715, 4036898058, 6728163430, 10092245145, 20184490290]

約数ペア:

[(1, 20184490290), (2, 10092245145), (3, 6728163430), (5, 4036898058), (6, 3364081715), (10, 2018449029), (15, 1345632686), (30, 672816343), (31, 651112590), (62, 325556295), (83, 243186630), (93, 217037530), (109, 185178810), (155, 130222518), (166, 121593315), (186, 108518765), (218, 92589405), (249, 81062210), (310, 65111259), (327, 61726270), (415, 48637326), (465, 43407506), (498, 40531105), (545, 37035762), (654, 30863135), (830, 24318663), (930, 21703753), (1090, 18517881), (1245, 16212442), (1635, 12345254), (2399, 8413710), (2490, 8106221), (2573, 7844730), (3270, 6172627), (3379, 5973510), (4798, 4206855), (5146, 3922365), (6758, 2986755), (7197, 2804570), (7719, 2614910), (9047, 2231070), (10137, 1991170), (11995, 1682742), (12865, 1568946), (14394, 1402285), (15438, 1307455), (16895, 1194702), (18094, 1115535), (20274, 995585), (23990, 841371), (25730, 784473), (27141, 743690), (33790, 597351), (35985, 560914), (38595, 522982), (45235, 446214), (50685, 398234), (54282, 371845), (71970, 280457), (74369, 271410), (77190, 261491), (90470, 223107), (101370, 199117), (135705, 148738)]