20842170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40867}}^1$

素因数の和:40894

約数の個数: 32

約数和(自身を含む): 52964928

約数和(自身を除く): 32122758

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 40867, 81734, 122601, 204335, 245202, 408670, 613005, 694739, 1226010, 1389478, 2084217, 3473695, 4168434, 6947390, 10421085, 20842170]

約数ペア:

[(1, 20842170), (2, 10421085), (3, 6947390), (5, 4168434), (6, 3473695), (10, 2084217), (15, 1389478), (17, 1226010), (30, 694739), (34, 613005), (51, 408670), (85, 245202), (102, 204335), (170, 122601), (255, 81734), (510, 40867)]