291219160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251051}}^1$

素因数の和:251091

約数の個数: 32

約数和(自身を含む): 677840400

約数和(自身を除く): 386621240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 251051, 502102, 1004204, 1255255, 2008408, 2510510, 5021020, 7280479, 10042040, 14560958, 29121916, 36402395, 58243832, 72804790, 145609580, 291219160]

約数ペア:

[(1, 291219160), (2, 145609580), (4, 72804790), (5, 58243832), (8, 36402395), (10, 29121916), (20, 14560958), (29, 10042040), (40, 7280479), (58, 5021020), (116, 2510510), (145, 2008408), (232, 1255255), (290, 1004204), (580, 502102), (1160, 251051)]