27198580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{809}}^1$

素因数の和:900

約数の個数: 36

約数和(自身を含む): 58616460

約数和(自身を除く): 31417880

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 809, 820, 1618, 1681, 3236, 3362, 4045, 6724, 8090, 8405, 16180, 16810, 33169, 33620, 66338, 132676, 165845, 331690, 663380, 1359929, 2719858, 5439716, 6799645, 13599290, 27198580]

約数ペア:

[(1, 27198580), (2, 13599290), (4, 6799645), (5, 5439716), (10, 2719858), (20, 1359929), (41, 663380), (82, 331690), (164, 165845), (205, 132676), (410, 66338), (809, 33620), (820, 33169), (1618, 16810), (1681, 16180), (3236, 8405), (3362, 8090), (4045, 6724)]