3638960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3499}}^1$

素因数の和:3525

約数の個数: 40

約数和(自身を含む): 9114000

約数和(自身を除く): 5475040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 3499, 6998, 13996, 17495, 27992, 34990, 45487, 55984, 69980, 90974, 139960, 181948, 227435, 279920, 363896, 454870, 727792, 909740, 1819480, 3638960]

約数ペア:

[(1, 3638960), (2, 1819480), (4, 909740), (5, 727792), (8, 454870), (10, 363896), (13, 279920), (16, 227435), (20, 181948), (26, 139960), (40, 90974), (52, 69980), (65, 55984), (80, 45487), (104, 34990), (130, 27992), (208, 17495), (260, 13996), (520, 6998), (1040, 3499)]