8118460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{563}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 19708416

約数和(自身を除く): 11589956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 563, 721, 1030, 1126, 1442, 2060, 2252, 2815, 2884, 3605, 3941, 5630, 7210, 7882, 11260, 14420, 15764, 19705, 39410, 57989, 78820, 115978, 231956, 289945, 405923, 579890, 811846, 1159780, 1623692, 2029615, 4059230, 8118460]

約数ペア:

[(1, 8118460), (2, 4059230), (4, 2029615), (5, 1623692), (7, 1159780), (10, 811846), (14, 579890), (20, 405923), (28, 289945), (35, 231956), (70, 115978), (103, 78820), (140, 57989), (206, 39410), (412, 19705), (515, 15764), (563, 14420), (721, 11260), (1030, 7882), (1126, 7210), (1442, 5630), (2060, 3941), (2252, 3605), (2815, 2884)]