2312920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1091}}^1$

素因数の和:1155

約数の個数: 32

約数和(自身を含む): 5307120

約数和(自身を除く): 2994200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 1091, 2120, 2182, 4364, 5455, 8728, 10910, 21820, 43640, 57823, 115646, 231292, 289115, 462584, 578230, 1156460, 2312920]

約数ペア:

[(1, 2312920), (2, 1156460), (4, 578230), (5, 462584), (8, 289115), (10, 231292), (20, 115646), (40, 57823), (53, 43640), (106, 21820), (212, 10910), (265, 8728), (424, 5455), (530, 4364), (1060, 2182), (1091, 2120)]