40434520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{144409}}^1$

素因数の和:144427

約数の個数: 32

約数和(自身を含む): 103975200

約数和(自身を除く): 63540680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 144409, 288818, 577636, 722045, 1010863, 1155272, 1444090, 2021726, 2888180, 4043452, 5054315, 5776360, 8086904, 10108630, 20217260, 40434520]

約数ペア:

[(1, 40434520), (2, 20217260), (4, 10108630), (5, 8086904), (7, 5776360), (8, 5054315), (10, 4043452), (14, 2888180), (20, 2021726), (28, 1444090), (35, 1155272), (40, 1010863), (56, 722045), (70, 577636), (140, 288818), (280, 144409)]