274388080

素因数分解:

$2^4\times 5^1\times {\mathrm{991}}^1\times {\mathrm{3461}}^1$

素因数の和:4465

約数の個数: 40

約数和(自身を含む): 638780544

約数和(自身を除く): 364392464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 991, 1982, 3461, 3964, 4955, 6922, 7928, 9910, 13844, 15856, 17305, 19820, 27688, 34610, 39640, 55376, 69220, 79280, 138440, 276880, 3429851, 6859702, 13719404, 17149255, 27438808, 34298510, 54877616, 68597020, 137194040, 274388080]

約数ペア:

[(1, 274388080), (2, 137194040), (4, 68597020), (5, 54877616), (8, 34298510), (10, 27438808), (16, 17149255), (20, 13719404), (40, 6859702), (80, 3429851), (991, 276880), (1982, 138440), (3461, 79280), (3964, 69220), (4955, 55376), (6922, 39640), (7928, 34610), (9910, 27688), (13844, 19820), (15856, 17305)]