204828680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{731531}}^1$

素因数の和:731549

約数の個数: 32

約数和(自身を含む): 526703040

約数和(自身を除く): 321874360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 731531, 1463062, 2926124, 3657655, 5120717, 5852248, 7315310, 10241434, 14630620, 20482868, 25603585, 29261240, 40965736, 51207170, 102414340, 204828680]

約数ペア:

[(1, 204828680), (2, 102414340), (4, 51207170), (5, 40965736), (7, 29261240), (8, 25603585), (10, 20482868), (14, 14630620), (20, 10241434), (28, 7315310), (35, 5852248), (40, 5120717), (56, 3657655), (70, 2926124), (140, 1463062), (280, 731531)]