40331080

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{12763}}^1$

素因数の和:12853

約数の個数: 32

約数和(自身を含む): 91900800

約数和(自身を除く): 51569720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 12763, 25526, 51052, 63815, 102104, 127630, 255260, 510520, 1008277, 2016554, 4033108, 5041385, 8066216, 10082770, 20165540, 40331080]

約数ペア:

[(1, 40331080), (2, 20165540), (4, 10082770), (5, 8066216), (8, 5041385), (10, 4033108), (20, 2016554), (40, 1008277), (79, 510520), (158, 255260), (316, 127630), (395, 102104), (632, 63815), (790, 51052), (1580, 25526), (3160, 12763)]