20056980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11527}}^1$

素因数の和:11568

約数の個数: 48

約数和(自身を含む): 58101120

約数和(自身を除く): 38044140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 11527, 23054, 34581, 46108, 57635, 69162, 115270, 138324, 172905, 230540, 334283, 345810, 668566, 691620, 1002849, 1337132, 1671415, 2005698, 3342830, 4011396, 5014245, 6685660, 10028490, 20056980]

約数ペア:

[(1, 20056980), (2, 10028490), (3, 6685660), (4, 5014245), (5, 4011396), (6, 3342830), (10, 2005698), (12, 1671415), (15, 1337132), (20, 1002849), (29, 691620), (30, 668566), (58, 345810), (60, 334283), (87, 230540), (116, 172905), (145, 138324), (174, 115270), (290, 69162), (348, 57635), (435, 46108), (580, 34581), (870, 23054), (1740, 11527)]