28440470

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 53234496

約数和(自身を除く): 24794026

約数列:

[1, 2, 5, 10, 41, 71, 82, 142, 205, 355, 410, 710, 977, 1954, 2911, 4885, 5822, 9770, 14555, 29110, 40057, 69367, 80114, 138734, 200285, 346835, 400570, 693670, 2844047, 5688094, 14220235, 28440470]

約数ペア:

[(1, 28440470), (2, 14220235), (5, 5688094), (10, 2844047), (41, 693670), (71, 400570), (82, 346835), (142, 200285), (205, 138734), (355, 80114), (410, 69367), (710, 40057), (977, 29110), (1954, 14555), (2911, 9770), (4885, 5822)]