63739540

素因数分解:

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

素因数の和:44967

約数の個数: 24

約数和(自身を含む): 135741312

約数和(自身を除く): 72001772

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 44887, 89774, 179548, 224435, 448870, 897740, 3186977, 6373954, 12747908, 15934885, 31869770, 63739540]

約数ペア:

[(1, 63739540), (2, 31869770), (4, 15934885), (5, 12747908), (10, 6373954), (20, 3186977), (71, 897740), (142, 448870), (284, 224435), (355, 179548), (710, 89774), (1420, 44887)]