66802180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{196477}}^1$

素因数の和:196503

約数の個数: 24

約数和(自身を含む): 148537368

約数和(自身を除く): 81735188

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 196477, 392954, 785908, 982385, 1964770, 3340109, 3929540, 6680218, 13360436, 16700545, 33401090, 66802180]

約数ペア:

[(1, 66802180), (2, 33401090), (4, 16700545), (5, 13360436), (10, 6680218), (17, 3929540), (20, 3340109), (34, 1964770), (68, 982385), (85, 785908), (170, 392954), (340, 196477)]