11980960

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{727}}^1$

素因数の和:845

約数の個数: 48

約数和(自身を含む): 28619136

約数和(自身を除く): 16638176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 727, 824, 1030, 1454, 1648, 2060, 2908, 3296, 3635, 4120, 5816, 7270, 8240, 11632, 14540, 16480, 23264, 29080, 58160, 74881, 116320, 149762, 299524, 374405, 599048, 748810, 1198096, 1497620, 2396192, 2995240, 5990480, 11980960]

約数ペア:

[(1, 11980960), (2, 5990480), (4, 2995240), (5, 2396192), (8, 1497620), (10, 1198096), (16, 748810), (20, 599048), (32, 374405), (40, 299524), (80, 149762), (103, 116320), (160, 74881), (206, 58160), (412, 29080), (515, 23264), (727, 16480), (824, 14540), (1030, 11632), (1454, 8240), (1648, 7270), (2060, 5816), (2908, 4120), (3296, 3635)]