15512440

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4909}}^1$

素因数の和:4999

約数の個数: 32

約数和(自身を含む): 35352000

約数和(自身を除く): 19839560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 4909, 9818, 19636, 24545, 39272, 49090, 98180, 196360, 387811, 775622, 1551244, 1939055, 3102488, 3878110, 7756220, 15512440]

約数ペア:

[(1, 15512440), (2, 7756220), (4, 3878110), (5, 3102488), (8, 1939055), (10, 1551244), (20, 775622), (40, 387811), (79, 196360), (158, 98180), (316, 49090), (395, 39272), (632, 24545), (790, 19636), (1580, 9818), (3160, 4909)]