30910920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257591}}^1$

素因数の和:257605

約数の個数: 32

約数和(自身を含む): 92733120

約数和(自身を除く): 61822200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257591, 515182, 772773, 1030364, 1287955, 1545546, 2060728, 2575910, 3091092, 3863865, 5151820, 6182184, 7727730, 10303640, 15455460, 30910920]

約数ペア:

[(1, 30910920), (2, 15455460), (3, 10303640), (4, 7727730), (5, 6182184), (6, 5151820), (8, 3863865), (10, 3091092), (12, 2575910), (15, 2060728), (20, 1545546), (24, 1287955), (30, 1030364), (40, 772773), (60, 515182), (120, 257591)]