289925710

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{1609}}^1$

素因数の和:2140

約数の個数: 32

約数和(自身を含む): 537405120

約数和(自身を除く): 247479410

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 487, 974, 1609, 2435, 3218, 4870, 8045, 16090, 18019, 36038, 59533, 90095, 119066, 180190, 297665, 595330, 783583, 1567166, 3917915, 7835830, 28992571, 57985142, 144962855, 289925710]

約数ペア:

[(1, 289925710), (2, 144962855), (5, 57985142), (10, 28992571), (37, 7835830), (74, 3917915), (185, 1567166), (370, 783583), (487, 595330), (974, 297665), (1609, 180190), (2435, 119066), (3218, 90095), (4870, 59533), (8045, 36038), (16090, 18019)]