491364370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{64399}}^1$

素因数の和:64522

約数の個数: 32

約数和(自身を含む): 1020096000

約数和(自身を除く): 528731630

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 3815, 7630, 64399, 128798, 321995, 450793, 643990, 901586, 2253965, 4507930, 7019491, 14038982, 35097455, 49136437, 70194910, 98272874, 245682185, 491364370]

約数ペア:

[(1, 491364370), (2, 245682185), (5, 98272874), (7, 70194910), (10, 49136437), (14, 35097455), (35, 14038982), (70, 7019491), (109, 4507930), (218, 2253965), (545, 901586), (763, 643990), (1090, 450793), (1526, 321995), (3815, 128798), (7630, 64399)]