17220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1$

素因数の和:60

約数の個数: 48

約数和(自身を含む): 56448

約数和(自身を除く): 39228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 410, 420, 492, 574, 615, 820, 861, 1148, 1230, 1435, 1722, 2460, 2870, 3444, 4305, 5740, 8610, 17220]

約数ペア:

[(1, 17220), (2, 8610), (3, 5740), (4, 4305), (5, 3444), (6, 2870), (7, 2460), (10, 1722), (12, 1435), (14, 1230), (15, 1148), (20, 861), (21, 820), (28, 615), (30, 574), (35, 492), (41, 420), (42, 410), (60, 287), (70, 246), (82, 210), (84, 205), (105, 164), (123, 140)]