1317860

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 2794176

約数和(自身を除く): 1476316

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 503, 524, 655, 1006, 1310, 2012, 2515, 2620, 5030, 10060, 65893, 131786, 263572, 329465, 658930, 1317860]

約数ペア:

[(1, 1317860), (2, 658930), (4, 329465), (5, 263572), (10, 131786), (20, 65893), (131, 10060), (262, 5030), (503, 2620), (524, 2515), (655, 2012), (1006, 1310)]