67863220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{47791}}^1$

素因数の和:47871

約数の個数: 24

約数和(自身を含む): 144523008

約数和(自身を除く): 76659788

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 47791, 95582, 191164, 238955, 477910, 955820, 3393161, 6786322, 13572644, 16965805, 33931610, 67863220]

約数ペア:

[(1, 67863220), (2, 33931610), (4, 16965805), (5, 13572644), (10, 6786322), (20, 3393161), (71, 955820), (142, 477910), (284, 238955), (355, 191164), (710, 95582), (1420, 47791)]