8639120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{15427}}^1$

素因数の和:15447

約数の個数: 40

約数和(自身を含む): 22956864

約数和(自身を除く): 14317744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 15427, 30854, 61708, 77135, 107989, 123416, 154270, 215978, 246832, 308540, 431956, 539945, 617080, 863912, 1079890, 1234160, 1727824, 2159780, 4319560, 8639120]

約数ペア:

[(1, 8639120), (2, 4319560), (4, 2159780), (5, 1727824), (7, 1234160), (8, 1079890), (10, 863912), (14, 617080), (16, 539945), (20, 431956), (28, 308540), (35, 246832), (40, 215978), (56, 154270), (70, 123416), (80, 107989), (112, 77135), (140, 61708), (280, 30854), (560, 15427)]