70717420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{49801}}^1$

素因数の和:49881

約数の個数: 24

約数和(自身を含む): 150601248

約数和(自身を除く): 79883828

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 49801, 99602, 199204, 249005, 498010, 996020, 3535871, 7071742, 14143484, 17679355, 35358710, 70717420]

約数ペア:

[(1, 70717420), (2, 35358710), (4, 17679355), (5, 14143484), (10, 7071742), (20, 3535871), (71, 996020), (142, 498010), (284, 249005), (355, 199204), (710, 99602), (1420, 49801)]