8900840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17117}}^1$

素因数の和:17141

約数の個数: 32

約数和(自身を含む): 21568680

約数和(自身を除く): 12667840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 17117, 34234, 68468, 85585, 136936, 171170, 222521, 342340, 445042, 684680, 890084, 1112605, 1780168, 2225210, 4450420, 8900840]

約数ペア:

[(1, 8900840), (2, 4450420), (4, 2225210), (5, 1780168), (8, 1112605), (10, 890084), (13, 684680), (20, 445042), (26, 342340), (40, 222521), (52, 171170), (65, 136936), (104, 85585), (130, 68468), (260, 34234), (520, 17117)]