9871280

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{757}}^1$

素因数の和:933

約数の個数: 40

約数和(自身を含む): 23122032

約数和(自身を除く): 13250752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 757, 815, 1304, 1514, 1630, 2608, 3028, 3260, 3785, 6056, 6520, 7570, 12112, 13040, 15140, 30280, 60560, 123391, 246782, 493564, 616955, 987128, 1233910, 1974256, 2467820, 4935640, 9871280]

約数ペア:

[(1, 9871280), (2, 4935640), (4, 2467820), (5, 1974256), (8, 1233910), (10, 987128), (16, 616955), (20, 493564), (40, 246782), (80, 123391), (163, 60560), (326, 30280), (652, 15140), (757, 13040), (815, 12112), (1304, 7570), (1514, 6520), (1630, 6056), (2608, 3785), (3028, 3260)]