1788548840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1\times {\mathrm{3499}}^1$

素因数の和:4506

約数の個数: 64

約数和(自身を含む): 4339440000

約数和(自身を除く): 2550891160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 983, 1966, 3499, 3932, 4915, 6998, 7864, 9830, 12779, 13996, 17495, 19660, 25558, 27992, 34990, 39320, 45487, 51116, 63895, 69980, 90974, 102232, 127790, 139960, 181948, 227435, 255580, 363896, 454870, 511160, 909740, 1819480, 3439517, 6879034, 13758068, 17197585, 27516136, 34395170, 44713721, 68790340, 89427442, 137580680, 178854884, 223568605, 357709768, 447137210, 894274420, 1788548840]

約数ペア:

[(1, 1788548840), (2, 894274420), (4, 447137210), (5, 357709768), (8, 223568605), (10, 178854884), (13, 137580680), (20, 89427442), (26, 68790340), (40, 44713721), (52, 34395170), (65, 27516136), (104, 17197585), (130, 13758068), (260, 6879034), (520, 3439517), (983, 1819480), (1966, 909740), (3499, 511160), (3932, 454870), (4915, 363896), (6998, 255580), (7864, 227435), (9830, 181948), (12779, 139960), (13996, 127790), (17495, 102232), (19660, 90974), (25558, 69980), (27992, 63895), (34990, 51116), (39320, 45487)]