1605140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4721}}^1$

素因数の和:4747

約数の個数: 24

約数和(自身を含む): 3569832

約数和(自身を除く): 1964692

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 4721, 9442, 18884, 23605, 47210, 80257, 94420, 160514, 321028, 401285, 802570, 1605140]

約数ペア:

[(1, 1605140), (2, 802570), (4, 401285), (5, 321028), (10, 160514), (17, 94420), (20, 80257), (34, 47210), (68, 23605), (85, 18884), (170, 9442), (340, 4721)]