18741440

素因数分解:

$2^6\times 5^1\times {\mathrm{58567}}^1$

素因数の和:58584

約数の個数: 28

約数和(自身を含む): 44628816

約数和(自身を除く): 25887376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 58567, 117134, 234268, 292835, 468536, 585670, 937072, 1171340, 1874144, 2342680, 3748288, 4685360, 9370720, 18741440]

約数ペア:

[(1, 18741440), (2, 9370720), (4, 4685360), (5, 3748288), (8, 2342680), (10, 1874144), (16, 1171340), (20, 937072), (32, 585670), (40, 468536), (64, 292835), (80, 234268), (160, 117134), (320, 58567)]