1428520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 3265920

約数和(自身を除く): 1837400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 503, 568, 710, 1006, 1420, 2012, 2515, 2840, 4024, 5030, 10060, 20120, 35713, 71426, 142852, 178565, 285704, 357130, 714260, 1428520]

約数ペア:

[(1, 1428520), (2, 714260), (4, 357130), (5, 285704), (8, 178565), (10, 142852), (20, 71426), (40, 35713), (71, 20120), (142, 10060), (284, 5030), (355, 4024), (503, 2840), (568, 2515), (710, 2012), (1006, 1420)]