2507890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3257}}^1$

素因数の和:3282

約数の個数: 32

約数和(自身を含む): 5629824

約数和(自身を除く): 3121934

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 3257, 6514, 16285, 22799, 32570, 35827, 45598, 71654, 113995, 179135, 227990, 250789, 358270, 501578, 1253945, 2507890]

約数ペア:

[(1, 2507890), (2, 1253945), (5, 501578), (7, 358270), (10, 250789), (11, 227990), (14, 179135), (22, 113995), (35, 71654), (55, 45598), (70, 35827), (77, 32570), (110, 22799), (154, 16285), (385, 6514), (770, 3257)]