69840740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{44203}}^1$

素因数の和:44291

約数の個数: 24

約数和(自身を含む): 148525440

約数和(自身を除く): 78684700

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 44203, 88406, 176812, 221015, 442030, 884060, 3492037, 6984074, 13968148, 17460185, 34920370, 69840740]

約数ペア:

[(1, 69840740), (2, 34920370), (4, 17460185), (5, 13968148), (10, 6984074), (20, 3492037), (79, 884060), (158, 442030), (316, 221015), (395, 176812), (790, 88406), (1580, 44203)]