4080260540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{631}}^1$

素因数の和:859

約数の個数: 96

約数和(自身を含む): 8988435456

約数和(自身を除く): 4908174916

約数列:

[1, 2, 4, 5, 10, 20, 43, 73, 86, 103, 146, 172, 206, 215, 292, 365, 412, 430, 515, 631, 730, 860, 1030, 1262, 1460, 2060, 2524, 3139, 3155, 4429, 6278, 6310, 7519, 8858, 12556, 12620, 15038, 15695, 17716, 22145, 27133, 30076, 31390, 37595, 44290, 46063, 54266, 62780, 64993, 75190, 88580, 92126, 108532, 129986, 135665, 150380, 184252, 230315, 259972, 271330, 323317, 324965, 460630, 542660, 646634, 649930, 921260, 1293268, 1299860, 1616585, 1980709, 2794699, 3233170, 3961418, 4744489, 5589398, 6466340, 7922836, 9488978, 9903545, 11178796, 13973495, 18977956, 19807090, 23722445, 27946990, 39614180, 47444890, 55893980, 94889780, 204013027, 408026054, 816052108, 1020065135, 2040130270, 4080260540]

約数ペア:

[(1, 4080260540), (2, 2040130270), (4, 1020065135), (5, 816052108), (10, 408026054), (20, 204013027), (43, 94889780), (73, 55893980), (86, 47444890), (103, 39614180), (146, 27946990), (172, 23722445), (206, 19807090), (215, 18977956), (292, 13973495), (365, 11178796), (412, 9903545), (430, 9488978), (515, 7922836), (631, 6466340), (730, 5589398), (860, 4744489), (1030, 3961418), (1262, 3233170), (1460, 2794699), (2060, 1980709), (2524, 1616585), (3139, 1299860), (3155, 1293268), (4429, 921260), (6278, 649930), (6310, 646634), (7519, 542660), (8858, 460630), (12556, 324965), (12620, 323317), (15038, 271330), (15695, 259972), (17716, 230315), (22145, 184252), (27133, 150380), (30076, 135665), (31390, 129986), (37595, 108532), (44290, 92126), (46063, 88580), (54266, 75190), (62780, 64993)]