1945232020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3137471}}^1$

素因数の和:3137511

約数の個数: 24

約数和(自身を含む): 4216762368

約数和(自身を除く): 2271530348

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3137471, 6274942, 12549884, 15687355, 31374710, 62749420, 97261601, 194523202, 389046404, 486308005, 972616010, 1945232020]

約数ペア:

[(1, 1945232020), (2, 972616010), (4, 486308005), (5, 389046404), (10, 194523202), (20, 97261601), (31, 62749420), (62, 31374710), (124, 15687355), (155, 12549884), (310, 6274942), (620, 3137471)]