20073320

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4441}}^1$

素因数の和:4565

約数の個数: 32

約数和(自身を含む): 45574920

約数和(自身を除く): 25501600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4441, 4520, 8882, 17764, 22205, 35528, 44410, 88820, 177640, 501833, 1003666, 2007332, 2509165, 4014664, 5018330, 10036660, 20073320]

約数ペア:

[(1, 20073320), (2, 10036660), (4, 5018330), (5, 4014664), (8, 2509165), (10, 2007332), (20, 1003666), (40, 501833), (113, 177640), (226, 88820), (452, 44410), (565, 35528), (904, 22205), (1130, 17764), (2260, 8882), (4441, 4520)]