11391880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9187}}^1$

素因数の和:9229

約数の個数: 32

約数和(自身を含む): 26461440

約数和(自身を除く): 15069560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 9187, 18374, 36748, 45935, 73496, 91870, 183740, 284797, 367480, 569594, 1139188, 1423985, 2278376, 2847970, 5695940, 11391880]

約数ペア:

[(1, 11391880), (2, 5695940), (4, 2847970), (5, 2278376), (8, 1423985), (10, 1139188), (20, 569594), (31, 367480), (40, 284797), (62, 183740), (124, 91870), (155, 73496), (248, 45935), (310, 36748), (620, 18374), (1240, 9187)]