20376510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8821}}^1$

素因数の和:8849

約数の個数: 64

約数和(自身を含む): 60977664

約数和(自身を除く): 40601154

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, 8821, 17642, 26463, 44105, 52926, 61747, 88210, 97031, 123494, 132315, 185241, 194062, 264630, 291093, 308735, 370482, 485155, 582186, 617470, 679217, 926205, 970310, 1358434, 1455465, 1852410, 2037651, 2910930, 3396085, 4075302, 6792170, 10188255, 20376510]

約数ペア:

[(1, 20376510), (2, 10188255), (3, 6792170), (5, 4075302), (6, 3396085), (7, 2910930), (10, 2037651), (11, 1852410), (14, 1455465), (15, 1358434), (21, 970310), (22, 926205), (30, 679217), (33, 617470), (35, 582186), (42, 485155), (55, 370482), (66, 308735), (70, 291093), (77, 264630), (105, 194062), (110, 185241), (154, 132315), (165, 123494), (210, 97031), (231, 88210), (330, 61747), (385, 52926), (462, 44105), (770, 26463), (1155, 17642), (2310, 8821)]