40540630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1583}}^1$

素因数の和:1800

約数の個数: 32

約数和(自身を含む): 79035264

約数和(自身を除く): 38494634

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 985, 1583, 1970, 2561, 3166, 5122, 7915, 12805, 15830, 20579, 25610, 41158, 102895, 205790, 311851, 623702, 1559255, 3118510, 4054063, 8108126, 20270315, 40540630]

約数ペア:

[(1, 40540630), (2, 20270315), (5, 8108126), (10, 4054063), (13, 3118510), (26, 1559255), (65, 623702), (130, 311851), (197, 205790), (394, 102895), (985, 41158), (1583, 25610), (1970, 20579), (2561, 15830), (3166, 12805), (5122, 7915)]