2599480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4999}}^1$

素因数の和:5023

約数の個数: 32

約数和(自身を含む): 6300000

約数和(自身を除く): 3700520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 4999, 9998, 19996, 24995, 39992, 49990, 64987, 99980, 129974, 199960, 259948, 324935, 519896, 649870, 1299740, 2599480]

約数ペア:

[(1, 2599480), (2, 1299740), (4, 649870), (5, 519896), (8, 324935), (10, 259948), (13, 199960), (20, 129974), (26, 99980), (40, 64987), (52, 49990), (65, 39992), (104, 24995), (130, 19996), (260, 9998), (520, 4999)]