412880620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{290761}}^1$

素因数の和:290841

約数の個数: 24

約数和(自身を含む): 879264288

約数和(自身を除く): 466383668

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 290761, 581522, 1163044, 1453805, 2907610, 5815220, 20644031, 41288062, 82576124, 103220155, 206440310, 412880620]

約数ペア:

[(1, 412880620), (2, 206440310), (4, 103220155), (5, 82576124), (10, 41288062), (20, 20644031), (71, 5815220), (142, 2907610), (284, 1453805), (355, 1163044), (710, 581522), (1420, 290761)]