20011530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8663}}^1$

素因数の和:8691

約数の個数: 64

約数和(自身を含む): 59885568

約数和(自身を除く): 39874038

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 154, 165, 210, 231, 330, 385, 462, 770, 1155, 2310, 8663, 17326, 25989, 43315, 51978, 60641, 86630, 95293, 121282, 129945, 181923, 190586, 259890, 285879, 303205, 363846, 476465, 571758, 606410, 667051, 909615, 952930, 1334102, 1429395, 1819230, 2001153, 2858790, 3335255, 4002306, 6670510, 10005765, 20011530]

約数ペア:

[(1, 20011530), (2, 10005765), (3, 6670510), (5, 4002306), (6, 3335255), (7, 2858790), (10, 2001153), (11, 1819230), (14, 1429395), (15, 1334102), (21, 952930), (22, 909615), (30, 667051), (33, 606410), (35, 571758), (42, 476465), (55, 363846), (66, 303205), (70, 285879), (77, 259890), (105, 190586), (110, 181923), (154, 129945), (165, 121282), (210, 95293), (231, 86630), (330, 60641), (385, 51978), (462, 43315), (770, 25989), (1155, 17326), (2310, 8663)]