13982440

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3461}}^1$

素因数の和:3573

約数の個数: 32

約数和(自身を含む): 31781160

約数和(自身を除く): 17798720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 3461, 4040, 6922, 13844, 17305, 27688, 34610, 69220, 138440, 349561, 699122, 1398244, 1747805, 2796488, 3495610, 6991220, 13982440]

約数ペア:

[(1, 13982440), (2, 6991220), (4, 3495610), (5, 2796488), (8, 1747805), (10, 1398244), (20, 699122), (40, 349561), (101, 138440), (202, 69220), (404, 34610), (505, 27688), (808, 17305), (1010, 13844), (2020, 6922), (3461, 4040)]