33181580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{21001}}^1$

素因数の和:21089

約数の個数: 24

約数和(自身を含む): 70566720

約数和(自身を除く): 37385140

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 21001, 42002, 84004, 105005, 210010, 420020, 1659079, 3318158, 6636316, 8295395, 16590790, 33181580]

約数ペア:

[(1, 33181580), (2, 16590790), (4, 8295395), (5, 6636316), (10, 3318158), (20, 1659079), (79, 420020), (158, 210010), (316, 105005), (395, 84004), (790, 42002), (1580, 21001)]