20744040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{172867}}^1$

素因数の和:172881

約数の個数: 32

約数和(自身を含む): 62232480

約数和(自身を除く): 41488440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 172867, 345734, 518601, 691468, 864335, 1037202, 1382936, 1728670, 2074404, 2593005, 3457340, 4148808, 5186010, 6914680, 10372020, 20744040]

約数ペア:

[(1, 20744040), (2, 10372020), (3, 6914680), (4, 5186010), (5, 4148808), (6, 3457340), (8, 2593005), (10, 2074404), (12, 1728670), (15, 1382936), (20, 1037202), (24, 864335), (30, 691468), (40, 518601), (60, 345734), (120, 172867)]