263633660

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{3407}}^1$

素因数の和:3542

約数の個数: 48

約数和(自身を含む): 571971456

約数和(自身を除く): 308337796

約数列:

[1, 2, 4, 5, 10, 20, 53, 73, 106, 146, 212, 265, 292, 365, 530, 730, 1060, 1460, 3407, 3869, 6814, 7738, 13628, 15476, 17035, 19345, 34070, 38690, 68140, 77380, 180571, 248711, 361142, 497422, 722284, 902855, 994844, 1243555, 1805710, 2487110, 3611420, 4974220, 13181683, 26363366, 52726732, 65908415, 131816830, 263633660]

約数ペア:

[(1, 263633660), (2, 131816830), (4, 65908415), (5, 52726732), (10, 26363366), (20, 13181683), (53, 4974220), (73, 3611420), (106, 2487110), (146, 1805710), (212, 1243555), (265, 994844), (292, 902855), (365, 722284), (530, 497422), (730, 361142), (1060, 248711), (1460, 180571), (3407, 77380), (3869, 68140), (6814, 38690), (7738, 34070), (13628, 19345), (15476, 17035)]