291160

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:291

約数の個数: 32

約数和(自身を含む): 680400

約数和(自身を除く): 389240

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 251, 290, 502, 580, 1004, 1160, 1255, 2008, 2510, 5020, 7279, 10040, 14558, 29116, 36395, 58232, 72790, 145580, 291160]

約数ペア:

[(1, 291160), (2, 145580), (4, 72790), (5, 58232), (8, 36395), (10, 29116), (20, 14558), (29, 10040), (40, 7279), (58, 5020), (116, 2510), (145, 2008), (232, 1255), (251, 1160), (290, 1004), (502, 580)]