5120520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 15603840

約数和(自身を除く): 10483320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 601, 710, 852, 1065, 1202, 1420, 1704, 1803, 2130, 2404, 2840, 3005, 3606, 4260, 4808, 6010, 7212, 8520, 9015, 12020, 14424, 18030, 24040, 36060, 42671, 72120, 85342, 128013, 170684, 213355, 256026, 341368, 426710, 512052, 640065, 853420, 1024104, 1280130, 1706840, 2560260, 5120520]

約数ペア:

[(1, 5120520), (2, 2560260), (3, 1706840), (4, 1280130), (5, 1024104), (6, 853420), (8, 640065), (10, 512052), (12, 426710), (15, 341368), (20, 256026), (24, 213355), (30, 170684), (40, 128013), (60, 85342), (71, 72120), (120, 42671), (142, 36060), (213, 24040), (284, 18030), (355, 14424), (426, 12020), (568, 9015), (601, 8520), (710, 7212), (852, 6010), (1065, 4808), (1202, 4260), (1420, 3606), (1704, 3005), (1803, 2840), (2130, 2404)]