22571320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{13763}}^1$

素因数の和:13815

約数の個数: 32

約数和(自身を含む): 52027920

約数和(自身を除く): 29456600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 13763, 27526, 55052, 68815, 110104, 137630, 275260, 550520, 564283, 1128566, 2257132, 2821415, 4514264, 5642830, 11285660, 22571320]

約数ペア:

[(1, 22571320), (2, 11285660), (4, 5642830), (5, 4514264), (8, 2821415), (10, 2257132), (20, 1128566), (40, 564283), (41, 550520), (82, 275260), (164, 137630), (205, 110104), (328, 68815), (410, 55052), (820, 27526), (1640, 13763)]