169681540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1212011}}^1$

素因数の和:1212027

約数の個数: 24

約数和(自身を含む): 407236032

約数和(自身を除く): 237554492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1212011, 2424022, 4848044, 6060055, 8484077, 12120110, 16968154, 24240220, 33936308, 42420385, 84840770, 169681540]

約数ペア:

[(1, 169681540), (2, 84840770), (4, 42420385), (5, 33936308), (7, 24240220), (10, 16968154), (14, 12120110), (20, 8484077), (28, 6060055), (35, 4848044), (70, 2424022), (140, 1212011)]