61802980

素因数分解:

$2^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{3407}}^1$

素因数の和:4323

約数の個数: 24

約数和(自身を含む): 129967488

約数和(自身を除く): 68164508

約数列:

[1, 2, 4, 5, 10, 20, 907, 1814, 3407, 3628, 4535, 6814, 9070, 13628, 17035, 18140, 34070, 68140, 3090149, 6180298, 12360596, 15450745, 30901490, 61802980]

約数ペア:

[(1, 61802980), (2, 30901490), (4, 15450745), (5, 12360596), (10, 6180298), (20, 3090149), (907, 68140), (1814, 34070), (3407, 18140), (3628, 17035), (4535, 13628), (6814, 9070)]