20191320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56087}}^1$

素因数の和:56104

約数の個数: 48

約数和(自身を含む): 65622960

約数和(自身を除く): 45431640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 56087, 112174, 168261, 224348, 280435, 336522, 448696, 504783, 560870, 673044, 841305, 1009566, 1121740, 1346088, 1682610, 2019132, 2243480, 2523915, 3365220, 4038264, 5047830, 6730440, 10095660, 20191320]

約数ペア:

[(1, 20191320), (2, 10095660), (3, 6730440), (4, 5047830), (5, 4038264), (6, 3365220), (8, 2523915), (9, 2243480), (10, 2019132), (12, 1682610), (15, 1346088), (18, 1121740), (20, 1009566), (24, 841305), (30, 673044), (36, 560870), (40, 504783), (45, 448696), (60, 336522), (72, 280435), (90, 224348), (120, 168261), (180, 112174), (360, 56087)]