18817080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{673}}^1$

素因数の和:920

約数の個数: 64

約数和(自身を含む): 56777760

約数和(自身を除く): 37960680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 233, 466, 673, 699, 932, 1165, 1346, 1398, 1864, 2019, 2330, 2692, 2796, 3365, 3495, 4038, 4660, 5384, 5592, 6730, 6990, 8076, 9320, 10095, 13460, 13980, 16152, 20190, 26920, 27960, 40380, 80760, 156809, 313618, 470427, 627236, 784045, 940854, 1254472, 1568090, 1881708, 2352135, 3136180, 3763416, 4704270, 6272360, 9408540, 18817080]

約数ペア:

[(1, 18817080), (2, 9408540), (3, 6272360), (4, 4704270), (5, 3763416), (6, 3136180), (8, 2352135), (10, 1881708), (12, 1568090), (15, 1254472), (20, 940854), (24, 784045), (30, 627236), (40, 470427), (60, 313618), (120, 156809), (233, 80760), (466, 40380), (673, 27960), (699, 26920), (932, 20190), (1165, 16152), (1346, 13980), (1398, 13460), (1864, 10095), (2019, 9320), (2330, 8076), (2692, 6990), (2796, 6730), (3365, 5592), (3495, 5384), (4038, 4660)]