127479080

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{44887}}^1$

素因数の和:44969

約数の個数: 32

約数和(自身を含む): 290874240

約数和(自身を除く): 163395160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 44887, 89774, 179548, 224435, 359096, 448870, 897740, 1795480, 3186977, 6373954, 12747908, 15934885, 25495816, 31869770, 63739540, 127479080]

約数ペア:

[(1, 127479080), (2, 63739540), (4, 31869770), (5, 25495816), (8, 15934885), (10, 12747908), (20, 6373954), (40, 3186977), (71, 1795480), (142, 897740), (284, 448870), (355, 359096), (568, 224435), (710, 179548), (1420, 89774), (2840, 44887)]