201614440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{70991}}^1$

素因数の和:71073

約数の個数: 32

約数和(自身を含む): 460028160

約数和(自身を除く): 258413720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 70991, 141982, 283964, 354955, 567928, 709910, 1419820, 2839640, 5040361, 10080722, 20161444, 25201805, 40322888, 50403610, 100807220, 201614440]

約数ペア:

[(1, 201614440), (2, 100807220), (4, 50403610), (5, 40322888), (8, 25201805), (10, 20161444), (20, 10080722), (40, 5040361), (71, 2839640), (142, 1419820), (284, 709910), (355, 567928), (568, 354955), (710, 283964), (1420, 141982), (2840, 70991)]