413048180

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{290879}}^1$

素因数の和:290959

約数の個数: 24

約数和(自身を含む): 879621120

約数和(自身を除く): 466572940

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 290879, 581758, 1163516, 1454395, 2908790, 5817580, 20652409, 41304818, 82609636, 103262045, 206524090, 413048180]

約数ペア:

[(1, 413048180), (2, 206524090), (4, 103262045), (5, 82609636), (10, 41304818), (20, 20652409), (71, 5817580), (142, 2908790), (284, 1454395), (355, 1163516), (710, 581758), (1420, 290879)]