27964880

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3461}}^1$

素因数の和:3575

約数の個数: 40

約数和(自身を含む): 65681064

約数和(自身を除く): 37716184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1616, 2020, 3461, 4040, 6922, 8080, 13844, 17305, 27688, 34610, 55376, 69220, 138440, 276880, 349561, 699122, 1398244, 1747805, 2796488, 3495610, 5592976, 6991220, 13982440, 27964880]

約数ペア:

[(1, 27964880), (2, 13982440), (4, 6991220), (5, 5592976), (8, 3495610), (10, 2796488), (16, 1747805), (20, 1398244), (40, 699122), (80, 349561), (101, 276880), (202, 138440), (404, 69220), (505, 55376), (808, 34610), (1010, 27688), (1616, 17305), (2020, 13844), (3461, 8080), (4040, 6922)]