31621810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{739}}^1$

素因数の和:1146

約数の個数: 32

約数和(自身を含む): 62337600

約数和(自身を除く): 30715790

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 389, 739, 778, 1478, 1945, 3695, 3890, 4279, 7390, 8129, 8558, 16258, 21395, 40645, 42790, 81290, 287471, 574942, 1437355, 2874710, 3162181, 6324362, 15810905, 31621810]

約数ペア:

[(1, 31621810), (2, 15810905), (5, 6324362), (10, 3162181), (11, 2874710), (22, 1437355), (55, 574942), (110, 287471), (389, 81290), (739, 42790), (778, 40645), (1478, 21395), (1945, 16258), (3695, 8558), (3890, 8129), (4279, 7390)]