21890040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{182417}}^1$

素因数の和:182431

約数の個数: 32

約数和(自身を含む): 65670480

約数和(自身を除く): 43780440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 182417, 364834, 547251, 729668, 912085, 1094502, 1459336, 1824170, 2189004, 2736255, 3648340, 4378008, 5472510, 7296680, 10945020, 21890040]

約数ペア:

[(1, 21890040), (2, 10945020), (3, 7296680), (4, 5472510), (5, 4378008), (6, 3648340), (8, 2736255), (10, 2189004), (12, 1824170), (15, 1459336), (20, 1094502), (24, 912085), (30, 729668), (40, 547251), (60, 364834), (120, 182417)]