5428880

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{859}}^1$

素因数の和:951

約数の個数: 40

約数和(自身を含む): 12796800

約数和(自身を除く): 7367920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 859, 1264, 1580, 1718, 3160, 3436, 4295, 6320, 6872, 8590, 13744, 17180, 34360, 67861, 68720, 135722, 271444, 339305, 542888, 678610, 1085776, 1357220, 2714440, 5428880]

約数ペア:

[(1, 5428880), (2, 2714440), (4, 1357220), (5, 1085776), (8, 678610), (10, 542888), (16, 339305), (20, 271444), (40, 135722), (79, 68720), (80, 67861), (158, 34360), (316, 17180), (395, 13744), (632, 8590), (790, 6872), (859, 6320), (1264, 4295), (1580, 3436), (1718, 3160)]