40317680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38767}}^1$

素因数の和:38793

約数の個数: 40

約数和(自身を含む): 100951872

約数和(自身を除く): 60634192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 38767, 77534, 155068, 193835, 310136, 387670, 503971, 620272, 775340, 1007942, 1550680, 2015884, 2519855, 3101360, 4031768, 5039710, 8063536, 10079420, 20158840, 40317680]

約数ペア:

[(1, 40317680), (2, 20158840), (4, 10079420), (5, 8063536), (8, 5039710), (10, 4031768), (13, 3101360), (16, 2519855), (20, 2015884), (26, 1550680), (40, 1007942), (52, 775340), (65, 620272), (80, 503971), (104, 387670), (130, 310136), (208, 193835), (260, 155068), (520, 77534), (1040, 38767)]