140885680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{135467}}^1$

素因数の和:135493

約数の個数: 40

約数和(自身を含む): 352758672

約数和(自身を除く): 211872992

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 135467, 270934, 541868, 677335, 1083736, 1354670, 1761071, 2167472, 2709340, 3522142, 5418680, 7044284, 8805355, 10837360, 14088568, 17610710, 28177136, 35221420, 70442840, 140885680]

約数ペア:

[(1, 140885680), (2, 70442840), (4, 35221420), (5, 28177136), (8, 17610710), (10, 14088568), (13, 10837360), (16, 8805355), (20, 7044284), (26, 5418680), (40, 3522142), (52, 2709340), (65, 2167472), (80, 1761071), (104, 1354670), (130, 1083736), (208, 677335), (260, 541868), (520, 270934), (1040, 135467)]