13424680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 31881600

約数和(自身を除く): 18456920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 71, 116, 142, 145, 163, 232, 284, 290, 326, 355, 568, 580, 652, 710, 815, 1160, 1304, 1420, 1630, 2059, 2840, 3260, 4118, 4727, 6520, 8236, 9454, 10295, 11573, 16472, 18908, 20590, 23146, 23635, 37816, 41180, 46292, 47270, 57865, 82360, 92584, 94540, 115730, 189080, 231460, 335617, 462920, 671234, 1342468, 1678085, 2684936, 3356170, 6712340, 13424680]

約数ペア:

[(1, 13424680), (2, 6712340), (4, 3356170), (5, 2684936), (8, 1678085), (10, 1342468), (20, 671234), (29, 462920), (40, 335617), (58, 231460), (71, 189080), (116, 115730), (142, 94540), (145, 92584), (163, 82360), (232, 57865), (284, 47270), (290, 46292), (326, 41180), (355, 37816), (568, 23635), (580, 23146), (652, 20590), (710, 18908), (815, 16472), (1160, 11573), (1304, 10295), (1420, 9454), (1630, 8236), (2059, 6520), (2840, 4727), (3260, 4118)]