20155260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1187}}^1$

素因数の和:1482

約数の個数: 48

約数和(自身を含む): 56681856

約数和(自身を除く): 36526596

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 283, 566, 849, 1132, 1187, 1415, 1698, 2374, 2830, 3396, 3561, 4245, 4748, 5660, 5935, 7122, 8490, 11870, 14244, 16980, 17805, 23740, 35610, 71220, 335921, 671842, 1007763, 1343684, 1679605, 2015526, 3359210, 4031052, 5038815, 6718420, 10077630, 20155260]

約数ペア:

[(1, 20155260), (2, 10077630), (3, 6718420), (4, 5038815), (5, 4031052), (6, 3359210), (10, 2015526), (12, 1679605), (15, 1343684), (20, 1007763), (30, 671842), (60, 335921), (283, 71220), (566, 35610), (849, 23740), (1132, 17805), (1187, 16980), (1415, 14244), (1698, 11870), (2374, 8490), (2830, 7122), (3396, 5935), (3561, 5660), (4245, 4748)]