2574520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4951}}^1$

素因数の和:4975

約数の個数: 32

約数和(自身を含む): 6239520

約数和(自身を除く): 3665000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4951, 9902, 19804, 24755, 39608, 49510, 64363, 99020, 128726, 198040, 257452, 321815, 514904, 643630, 1287260, 2574520]

約数ペア:

[(1, 2574520), (2, 1287260), (4, 643630), (5, 514904), (8, 321815), (10, 257452), (13, 198040), (20, 128726), (26, 99020), (40, 64363), (52, 49510), (65, 39608), (104, 24755), (130, 19804), (260, 9902), (520, 4951)]