136991480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{110477}}^1$

素因数の和:110519

約数の個数: 32

約数和(自身を含む): 318176640

約数和(自身を除く): 181185160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 110477, 220954, 441908, 552385, 883816, 1104770, 2209540, 3424787, 4419080, 6849574, 13699148, 17123935, 27398296, 34247870, 68495740, 136991480]

約数ペア:

[(1, 136991480), (2, 68495740), (4, 34247870), (5, 27398296), (8, 17123935), (10, 13699148), (20, 6849574), (31, 4419080), (40, 3424787), (62, 2209540), (124, 1104770), (155, 883816), (248, 552385), (310, 441908), (620, 220954), (1240, 110477)]