90299780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{237631}}^1$

素因数の和:237659

約数の個数: 24

約数和(自身を含む): 199610880

約数和(自身を除く): 109311100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 237631, 475262, 950524, 1188155, 2376310, 4514989, 4752620, 9029978, 18059956, 22574945, 45149890, 90299780]

約数ペア:

[(1, 90299780), (2, 45149890), (4, 22574945), (5, 18059956), (10, 9029978), (19, 4752620), (20, 4514989), (38, 2376310), (76, 1188155), (95, 950524), (190, 475262), (380, 237631)]