20854530

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{77239}}^1$

素因数の和:77255

約数の個数: 32

約数和(自身を含む): 55612800

約数和(自身を除く): 34758270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 77239, 154478, 231717, 386195, 463434, 695151, 772390, 1158585, 1390302, 2085453, 2317170, 3475755, 4170906, 6951510, 10427265, 20854530]

約数ペア:

[(1, 20854530), (2, 10427265), (3, 6951510), (5, 4170906), (6, 3475755), (9, 2317170), (10, 2085453), (15, 1390302), (18, 1158585), (27, 772390), (30, 695151), (45, 463434), (54, 386195), (90, 231717), (135, 154478), (270, 77239)]