442553620

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{66851}}^1$

素因数の和:67191

約数の個数: 24

約数和(自身を含む): 932184288

約数和(自身を除く): 489630668

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 6620, 66851, 133702, 267404, 334255, 668510, 1337020, 22127681, 44255362, 88510724, 110638405, 221276810, 442553620]

約数ペア:

[(1, 442553620), (2, 221276810), (4, 110638405), (5, 88510724), (10, 44255362), (20, 22127681), (331, 1337020), (662, 668510), (1324, 334255), (1655, 267404), (3310, 133702), (6620, 66851)]