20943420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3089}}^1$

素因数の和:3214

約数の個数: 48

約数和(自身を含む): 59179680

約数和(自身を除く): 38236260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 113, 226, 339, 452, 565, 678, 1130, 1356, 1695, 2260, 3089, 3390, 6178, 6780, 9267, 12356, 15445, 18534, 30890, 37068, 46335, 61780, 92670, 185340, 349057, 698114, 1047171, 1396228, 1745285, 2094342, 3490570, 4188684, 5235855, 6981140, 10471710, 20943420]

約数ペア:

[(1, 20943420), (2, 10471710), (3, 6981140), (4, 5235855), (5, 4188684), (6, 3490570), (10, 2094342), (12, 1745285), (15, 1396228), (20, 1047171), (30, 698114), (60, 349057), (113, 185340), (226, 92670), (339, 61780), (452, 46335), (565, 37068), (678, 30890), (1130, 18534), (1356, 15445), (1695, 12356), (2260, 9267), (3089, 6780), (3390, 6178)]