55628420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163613}}^1$

素因数の和:163639

約数の個数: 24

約数和(自身を含む): 123692184

約数和(自身を除く): 68063764

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 163613, 327226, 654452, 818065, 1636130, 2781421, 3272260, 5562842, 11125684, 13907105, 27814210, 55628420]

約数ペア:

[(1, 55628420), (2, 27814210), (4, 13907105), (5, 11125684), (10, 5562842), (17, 3272260), (20, 2781421), (34, 1636130), (68, 818065), (85, 654452), (170, 327226), (340, 163613)]