123469540

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{17791}}^1$

素因数の和:18147

約数の個数: 24

約数和(自身を含む): 260047872

約数和(自身を除く): 136578332

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 6940, 17791, 35582, 71164, 88955, 177910, 355820, 6173477, 12346954, 24693908, 30867385, 61734770, 123469540]

約数ペア:

[(1, 123469540), (2, 61734770), (4, 30867385), (5, 24693908), (10, 12346954), (20, 6173477), (347, 355820), (694, 177910), (1388, 88955), (1735, 71164), (3470, 35582), (6940, 17791)]