8144020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1409}}^1$

素因数の和:1452

約数の個数: 36

約数和(自身を含む): 18180540

約数和(自身を除く): 10036520

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1409, 1445, 2818, 2890, 5636, 5780, 7045, 14090, 23953, 28180, 47906, 95812, 119765, 239530, 407201, 479060, 814402, 1628804, 2036005, 4072010, 8144020]

約数ペア:

[(1, 8144020), (2, 4072010), (4, 2036005), (5, 1628804), (10, 814402), (17, 479060), (20, 407201), (34, 239530), (68, 119765), (85, 95812), (170, 47906), (289, 28180), (340, 23953), (578, 14090), (1156, 7045), (1409, 5780), (1445, 5636), (2818, 2890)]