2391320

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{313}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 5425920

約数和(自身を除く): 3034600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 313, 382, 626, 764, 955, 1252, 1528, 1565, 1910, 2504, 3130, 3820, 6260, 7640, 12520, 59783, 119566, 239132, 298915, 478264, 597830, 1195660, 2391320]

約数ペア:

[(1, 2391320), (2, 1195660), (4, 597830), (5, 478264), (8, 298915), (10, 239132), (20, 119566), (40, 59783), (191, 12520), (313, 7640), (382, 6260), (626, 3820), (764, 3130), (955, 2504), (1252, 1910), (1528, 1565)]