2185420

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{967}}^1$

素因数の和:1089

約数の個数: 24

約数和(自身を含む): 4634784

約数和(自身を除く): 2449364

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 967, 1130, 1934, 2260, 3868, 4835, 9670, 19340, 109271, 218542, 437084, 546355, 1092710, 2185420]

約数ペア:

[(1, 2185420), (2, 1092710), (4, 546355), (5, 437084), (10, 218542), (20, 109271), (113, 19340), (226, 9670), (452, 4835), (565, 3868), (967, 2260), (1130, 1934)]