6981640

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{503}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 15785280

約数和(自身を除く): 8803640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 503, 694, 1006, 1388, 1735, 2012, 2515, 2776, 3470, 4024, 5030, 6940, 10060, 13880, 20120, 174541, 349082, 698164, 872705, 1396328, 1745410, 3490820, 6981640]

約数ペア:

[(1, 6981640), (2, 3490820), (4, 1745410), (5, 1396328), (8, 872705), (10, 698164), (20, 349082), (40, 174541), (347, 20120), (503, 13880), (694, 10060), (1006, 6940), (1388, 5030), (1735, 4024), (2012, 3470), (2515, 2776)]