3899480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7499}}^1$

素因数の和:7523

約数の個数: 32

約数和(自身を含む): 9450000

約数和(自身を除く): 5550520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 7499, 14998, 29996, 37495, 59992, 74990, 97487, 149980, 194974, 299960, 389948, 487435, 779896, 974870, 1949740, 3899480]

約数ペア:

[(1, 3899480), (2, 1949740), (4, 974870), (5, 779896), (8, 487435), (10, 389948), (13, 299960), (20, 194974), (26, 149980), (40, 97487), (52, 74990), (65, 59992), (104, 37495), (130, 29996), (260, 14998), (520, 7499)]