20809542840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173412857}}^1$

素因数の和:173412871

約数の個数: 32

約数和(自身を含む): 62428628880

約数和(自身を除く): 41619086040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173412857, 346825714, 520238571, 693651428, 867064285, 1040477142, 1387302856, 1734128570, 2080954284, 2601192855, 3468257140, 4161908568, 5202385710, 6936514280, 10404771420, 20809542840]

約数ペア:

[(1, 20809542840), (2, 10404771420), (3, 6936514280), (4, 5202385710), (5, 4161908568), (6, 3468257140), (8, 2601192855), (10, 2080954284), (12, 1734128570), (15, 1387302856), (20, 1040477142), (24, 867064285), (30, 693651428), (40, 520238571), (60, 346825714), (120, 173412857)]