1520407985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1\times {\mathrm{15427}}^1$

素因数の和:16312

約数の個数: 16

約数和(自身を含む): 1906160256

約数和(自身を除く): 385752271

約数列:

[1, 5, 23, 115, 857, 4285, 15427, 19711, 77135, 98555, 354821, 1774105, 13220939, 66104695, 304081597, 1520407985]

約数ペア:

[(1, 1520407985), (5, 304081597), (23, 66104695), (115, 13220939), (857, 1774105), (4285, 354821), (15427, 98555), (19711, 77135)]