72993220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{117731}}^1$

素因数の和:117771

約数の個数: 24

約数和(自身を含む): 158231808

約数和(自身を除く): 85238588

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 117731, 235462, 470924, 588655, 1177310, 2354620, 3649661, 7299322, 14598644, 18248305, 36496610, 72993220]

約数ペア:

[(1, 72993220), (2, 36496610), (4, 18248305), (5, 14598644), (10, 7299322), (20, 3649661), (31, 2354620), (62, 1177310), (124, 588655), (155, 470924), (310, 235462), (620, 117731)]