1280032408

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{303613}}^1$

素因数の和:303667

約数の個数: 32

約数和(自身を含む): 2623224960

約数和(自身を除く): 1343192552

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 527, 1054, 2108, 4216, 303613, 607226, 1214452, 2428904, 5161421, 9412003, 10322842, 18824006, 20645684, 37648012, 41291368, 75296024, 160004051, 320008102, 640016204, 1280032408]

約数ペア:

[(1, 1280032408), (2, 640016204), (4, 320008102), (8, 160004051), (17, 75296024), (31, 41291368), (34, 37648012), (62, 20645684), (68, 18824006), (124, 10322842), (136, 9412003), (248, 5161421), (527, 2428904), (1054, 1214452), (2108, 607226), (4216, 303613)]