207817510

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1\times {\mathrm{487}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 378766080

約数和(自身を除く): 170948570

約数列:

[1, 2, 5, 10, 139, 278, 307, 487, 614, 695, 974, 1390, 1535, 2435, 3070, 4870, 42673, 67693, 85346, 135386, 149509, 213365, 299018, 338465, 426730, 676930, 747545, 1495090, 20781751, 41563502, 103908755, 207817510]

約数ペア:

[(1, 207817510), (2, 103908755), (5, 41563502), (10, 20781751), (139, 1495090), (278, 747545), (307, 676930), (487, 426730), (614, 338465), (695, 299018), (974, 213365), (1390, 149509), (1535, 135386), (2435, 85346), (3070, 67693), (4870, 42673)]