5578420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 12475008

約数和(自身を除く): 6896588

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 67, 92, 115, 134, 181, 230, 268, 335, 362, 460, 670, 724, 905, 1340, 1541, 1810, 3082, 3620, 4163, 6164, 7705, 8326, 12127, 15410, 16652, 20815, 24254, 30820, 41630, 48508, 60635, 83260, 121270, 242540, 278921, 557842, 1115684, 1394605, 2789210, 5578420]

約数ペア:

[(1, 5578420), (2, 2789210), (4, 1394605), (5, 1115684), (10, 557842), (20, 278921), (23, 242540), (46, 121270), (67, 83260), (92, 60635), (115, 48508), (134, 41630), (181, 30820), (230, 24254), (268, 20815), (335, 16652), (362, 15410), (460, 12127), (670, 8326), (724, 7705), (905, 6164), (1340, 4163), (1541, 3620), (1810, 3082)]