291228440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251059}}^1$

素因数の和:251099

約数の個数: 32

約数和(自身を含む): 677862000

約数和(自身を除く): 386633560

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 251059, 502118, 1004236, 1255295, 2008472, 2510590, 5021180, 7280711, 10042360, 14561422, 29122844, 36403555, 58245688, 72807110, 145614220, 291228440]

約数ペア:

[(1, 291228440), (2, 145614220), (4, 72807110), (5, 58245688), (8, 36403555), (10, 29122844), (20, 14561422), (29, 10042360), (40, 7280711), (58, 5021180), (116, 2510590), (145, 2008472), (232, 1255295), (290, 1004236), (580, 502118), (1160, 251059)]