2887480

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1951}}^1$

素因数の和:1999

約数の個数: 32

約数和(自身を含む): 6675840

約数和(自身を除く): 3788360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 1951, 3902, 7804, 9755, 15608, 19510, 39020, 72187, 78040, 144374, 288748, 360935, 577496, 721870, 1443740, 2887480]

約数ペア:

[(1, 2887480), (2, 1443740), (4, 721870), (5, 577496), (8, 360935), (10, 288748), (20, 144374), (37, 78040), (40, 72187), (74, 39020), (148, 19510), (185, 15608), (296, 9755), (370, 7804), (740, 3902), (1480, 1951)]