31111490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1511}}^1$

素因数の和:1618

約数の個数: 32

約数和(自身を含む): 58786560

約数和(自身を除く): 27675070

約数列:

[1, 2, 5, 10, 29, 58, 71, 142, 145, 290, 355, 710, 1511, 2059, 3022, 4118, 7555, 10295, 15110, 20590, 43819, 87638, 107281, 214562, 219095, 438190, 536405, 1072810, 3111149, 6222298, 15555745, 31111490]

約数ペア:

[(1, 31111490), (2, 15555745), (5, 6222298), (10, 3111149), (29, 1072810), (58, 536405), (71, 438190), (142, 219095), (145, 214562), (290, 107281), (355, 87638), (710, 43819), (1511, 20590), (2059, 15110), (3022, 10295), (4118, 7555)]