163684340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{264007}}^1$

素因数の和:264047

約数の個数: 24

約数和(自身を含む): 354826752

約数和(自身を除く): 191142412

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 264007, 528014, 1056028, 1320035, 2640070, 5280140, 8184217, 16368434, 32736868, 40921085, 81842170, 163684340]

約数ペア:

[(1, 163684340), (2, 81842170), (4, 40921085), (5, 32736868), (10, 16368434), (20, 8184217), (31, 5280140), (62, 2640070), (124, 1320035), (155, 1056028), (310, 528014), (620, 264007)]