56957680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54767}}^1$

素因数の和:54793

約数の個数: 40

約数和(自身を含む): 142615872

約数和(自身を除く): 85658192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 54767, 109534, 219068, 273835, 438136, 547670, 711971, 876272, 1095340, 1423942, 2190680, 2847884, 3559855, 4381360, 5695768, 7119710, 11391536, 14239420, 28478840, 56957680]

約数ペア:

[(1, 56957680), (2, 28478840), (4, 14239420), (5, 11391536), (8, 7119710), (10, 5695768), (13, 4381360), (16, 3559855), (20, 2847884), (26, 2190680), (40, 1423942), (52, 1095340), (65, 876272), (80, 711971), (104, 547670), (130, 438136), (208, 273835), (260, 219068), (520, 109534), (1040, 54767)]