342040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 816480

約数和(自身を除く): 474440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 503, 680, 1006, 2012, 2515, 4024, 5030, 8551, 10060, 17102, 20120, 34204, 42755, 68408, 85510, 171020, 342040]

約数ペア:

[(1, 342040), (2, 171020), (4, 85510), (5, 68408), (8, 42755), (10, 34204), (17, 20120), (20, 17102), (34, 10060), (40, 8551), (68, 5030), (85, 4024), (136, 2515), (170, 2012), (340, 1006), (503, 680)]