40570018

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{1249}}^1$

素因数の和:1509

約数の個数: 16

約数和(自身を含む): 61875000

約数和(自身を除く): 21304982

約数列:

[1, 2, 109, 149, 218, 298, 1249, 2498, 16241, 32482, 136141, 186101, 272282, 372202, 20285009, 40570018]

約数ペア:

[(1, 40570018), (2, 20285009), (109, 372202), (149, 272282), (218, 186101), (298, 136141), (1249, 32482), (2498, 16241)]