496858280

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{89363}}^1$

素因数の和:89513

約数の個数: 32

約数和(自身を含む): 1125986400

約数和(自身を除く): 629128120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 89363, 178726, 357452, 446815, 714904, 893630, 1787260, 3574520, 12421457, 24842914, 49685828, 62107285, 99371656, 124214570, 248429140, 496858280]

約数ペア:

[(1, 496858280), (2, 248429140), (4, 124214570), (5, 99371656), (8, 62107285), (10, 49685828), (20, 24842914), (40, 12421457), (139, 3574520), (278, 1787260), (556, 893630), (695, 714904), (1112, 446815), (1390, 357452), (2780, 178726), (5560, 89363)]