8681460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{563}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 24446016

約数和(自身を除く): 15764556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 563, 771, 1028, 1126, 1285, 1542, 1689, 2252, 2570, 2815, 3084, 3378, 3855, 5140, 5630, 6756, 7710, 8445, 11260, 15420, 16890, 33780, 144691, 289382, 434073, 578764, 723455, 868146, 1446910, 1736292, 2170365, 2893820, 4340730, 8681460]

約数ペア:

[(1, 8681460), (2, 4340730), (3, 2893820), (4, 2170365), (5, 1736292), (6, 1446910), (10, 868146), (12, 723455), (15, 578764), (20, 434073), (30, 289382), (60, 144691), (257, 33780), (514, 16890), (563, 15420), (771, 11260), (1028, 8445), (1126, 7710), (1285, 6756), (1542, 5630), (1689, 5140), (2252, 3855), (2570, 3378), (2815, 3084)]