3999664

素因数分解:

$2^4\times {\mathrm{457}}^1\times {\mathrm{547}}^1$

素因数の和:1012

約数の個数: 20

約数和(自身を含む): 7780504

約数和(自身を除く): 3780840

約数列:

[1, 2, 4, 8, 16, 457, 547, 914, 1094, 1828, 2188, 3656, 4376, 7312, 8752, 249979, 499958, 999916, 1999832, 3999664]

約数ペア:

[(1, 3999664), (2, 1999832), (4, 999916), (8, 499958), (16, 249979), (457, 8752), (547, 7312), (914, 4376), (1094, 3656), (1828, 2188)]