40538843020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2196037}}^1$

素因数の和:2196130

約数の個数: 48

約数和(自身を含む): 92971464768

約数和(自身を除く): 52432621748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 4615, 9230, 18460, 2196037, 4392074, 8784148, 10980185, 21960370, 28548481, 43920740, 57096962, 114193924, 142742405, 155918627, 285484810, 311837254, 570969620, 623674508, 779593135, 1559186270, 2026942151, 3118372540, 4053884302, 8107768604, 10134710755, 20269421510, 40538843020]

約数ペア:

[(1, 40538843020), (2, 20269421510), (4, 10134710755), (5, 8107768604), (10, 4053884302), (13, 3118372540), (20, 2026942151), (26, 1559186270), (52, 779593135), (65, 623674508), (71, 570969620), (130, 311837254), (142, 285484810), (260, 155918627), (284, 142742405), (355, 114193924), (710, 57096962), (923, 43920740), (1420, 28548481), (1846, 21960370), (3692, 10980185), (4615, 8784148), (9230, 4392074), (18460, 2196037)]