20022540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1087}}^1$

素因数の和:1406

約数の個数: 48

約数和(自身を含む): 56297472

約数和(自身を除く): 36274932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1087, 1228, 1535, 1842, 2174, 3070, 3261, 3684, 4348, 4605, 5435, 6140, 6522, 9210, 10870, 13044, 16305, 18420, 21740, 32610, 65220, 333709, 667418, 1001127, 1334836, 1668545, 2002254, 3337090, 4004508, 5005635, 6674180, 10011270, 20022540]

約数ペア:

[(1, 20022540), (2, 10011270), (3, 6674180), (4, 5005635), (5, 4004508), (6, 3337090), (10, 2002254), (12, 1668545), (15, 1334836), (20, 1001127), (30, 667418), (60, 333709), (307, 65220), (614, 32610), (921, 21740), (1087, 18420), (1228, 16305), (1535, 13044), (1842, 10870), (2174, 9210), (3070, 6522), (3261, 6140), (3684, 5435), (4348, 4605)]