86119640

素因数分解:

$2^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{7013}}^1$

素因数の和:7331

約数の個数: 32

約数和(自身を含む): 194428080

約数和(自身を除く): 108308440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 307, 614, 1228, 1535, 2456, 3070, 6140, 7013, 12280, 14026, 28052, 35065, 56104, 70130, 140260, 280520, 2152991, 4305982, 8611964, 10764955, 17223928, 21529910, 43059820, 86119640]

約数ペア:

[(1, 86119640), (2, 43059820), (4, 21529910), (5, 17223928), (8, 10764955), (10, 8611964), (20, 4305982), (40, 2152991), (307, 280520), (614, 140260), (1228, 70130), (1535, 56104), (2456, 35065), (3070, 28052), (6140, 14026), (7013, 12280)]