1159090420

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1\times {\mathrm{1423}}^1$

素因数の和:1864

約数の個数: 48

約数和(自身を含む): 2461697280

約数和(自身を除く): 1302606860

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 293, 556, 586, 695, 1172, 1390, 1423, 1465, 2780, 2846, 2930, 5692, 5860, 7115, 14230, 28460, 40727, 81454, 162908, 197797, 203635, 395594, 407270, 416939, 791188, 814540, 833878, 988985, 1667756, 1977970, 2084695, 3955940, 4169390, 8338780, 57954521, 115909042, 231818084, 289772605, 579545210, 1159090420]

約数ペア:

[(1, 1159090420), (2, 579545210), (4, 289772605), (5, 231818084), (10, 115909042), (20, 57954521), (139, 8338780), (278, 4169390), (293, 3955940), (556, 2084695), (586, 1977970), (695, 1667756), (1172, 988985), (1390, 833878), (1423, 814540), (1465, 791188), (2780, 416939), (2846, 407270), (2930, 395594), (5692, 203635), (5860, 197797), (7115, 162908), (14230, 81454), (28460, 40727)]