55384360

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{13709}}^1$

素因数の和:13821

約数の個数: 32

約数和(自身を含む): 125857800

約数和(自身を除く): 70473440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 13709, 27418, 54836, 68545, 109672, 137090, 274180, 548360, 1384609, 2769218, 5538436, 6923045, 11076872, 13846090, 27692180, 55384360]

約数ペア:

[(1, 55384360), (2, 27692180), (4, 13846090), (5, 11076872), (8, 6923045), (10, 5538436), (20, 2769218), (40, 1384609), (101, 548360), (202, 274180), (404, 137090), (505, 109672), (808, 68545), (1010, 54836), (2020, 27418), (4040, 13709)]