2143570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1499}}^1$

素因数の和:1530

約数の個数: 32

約数和(自身を含む): 4536000

約数和(自身を除く): 2392430

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 1499, 2998, 7495, 14990, 16489, 19487, 32978, 38974, 82445, 97435, 164890, 194870, 214357, 428714, 1071785, 2143570]

約数ペア:

[(1, 2143570), (2, 1071785), (5, 428714), (10, 214357), (11, 194870), (13, 164890), (22, 97435), (26, 82445), (55, 38974), (65, 32978), (110, 19487), (130, 16489), (143, 14990), (286, 7495), (715, 2998), (1430, 1499)]