8319320

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{863}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 18817920

約数和(自身を除く): 10498600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 863, 964, 1205, 1726, 1928, 2410, 3452, 4315, 4820, 6904, 8630, 9640, 17260, 34520, 207983, 415966, 831932, 1039915, 1663864, 2079830, 4159660, 8319320]

約数ペア:

[(1, 8319320), (2, 4159660), (4, 2079830), (5, 1663864), (8, 1039915), (10, 831932), (20, 415966), (40, 207983), (241, 34520), (482, 17260), (863, 9640), (964, 8630), (1205, 6904), (1726, 4820), (1928, 4315), (2410, 3452)]