55718260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11279}}^1$

素因数の和:11320

約数の個数: 48

約数和(自身を含む): 132652800

約数和(自身を除く): 76934540

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 11279, 22558, 45116, 56395, 112790, 146627, 214301, 225580, 293254, 428602, 586508, 733135, 857204, 1071505, 1466270, 2143010, 2785913, 2932540, 4286020, 5571826, 11143652, 13929565, 27859130, 55718260]

約数ペア:

[(1, 55718260), (2, 27859130), (4, 13929565), (5, 11143652), (10, 5571826), (13, 4286020), (19, 2932540), (20, 2785913), (26, 2143010), (38, 1466270), (52, 1071505), (65, 857204), (76, 733135), (95, 586508), (130, 428602), (190, 293254), (247, 225580), (260, 214301), (380, 146627), (494, 112790), (988, 56395), (1235, 45116), (2470, 22558), (4940, 11279)]