1311194740

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{106949}}^1$

素因数の和:107571

約数の個数: 24

約数和(自身を含む): 2758026600

約数和(自身を除く): 1446831860

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2452, 3065, 6130, 12260, 106949, 213898, 427796, 534745, 1069490, 2138980, 65559737, 131119474, 262238948, 327798685, 655597370, 1311194740]

約数ペア:

[(1, 1311194740), (2, 655597370), (4, 327798685), (5, 262238948), (10, 131119474), (20, 65559737), (613, 2138980), (1226, 1069490), (2452, 534745), (3065, 427796), (6130, 213898), (12260, 106949)]