39158020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1471}}^1$

素因数の和:1513

約数の個数: 48

約数和(自身を含む): 90510336

約数和(自身を除く): 51352316

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1331, 1471, 2420, 2662, 2942, 5324, 5884, 6655, 7355, 13310, 14710, 16181, 26620, 29420, 32362, 64724, 80905, 161810, 177991, 323620, 355982, 711964, 889955, 1779910, 1957901, 3559820, 3915802, 7831604, 9789505, 19579010, 39158020]

約数ペア:

[(1, 39158020), (2, 19579010), (4, 9789505), (5, 7831604), (10, 3915802), (11, 3559820), (20, 1957901), (22, 1779910), (44, 889955), (55, 711964), (110, 355982), (121, 323620), (220, 177991), (242, 161810), (484, 80905), (605, 64724), (1210, 32362), (1331, 29420), (1471, 26620), (2420, 16181), (2662, 14710), (2942, 13310), (5324, 7355), (5884, 6655)]