18768560

素因数分解:

$2^4\times 5^1\times {\mathrm{283}}^1\times {\mathrm{829}}^1$

素因数の和:1125

約数の個数: 40

約数和(自身を含む): 43843920

約数和(自身を除く): 25075360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 283, 566, 829, 1132, 1415, 1658, 2264, 2830, 3316, 4145, 4528, 5660, 6632, 8290, 11320, 13264, 16580, 22640, 33160, 66320, 234607, 469214, 938428, 1173035, 1876856, 2346070, 3753712, 4692140, 9384280, 18768560]

約数ペア:

[(1, 18768560), (2, 9384280), (4, 4692140), (5, 3753712), (8, 2346070), (10, 1876856), (16, 1173035), (20, 938428), (40, 469214), (80, 234607), (283, 66320), (566, 33160), (829, 22640), (1132, 16580), (1415, 13264), (1658, 11320), (2264, 8290), (2830, 6632), (3316, 5660), (4145, 4528)]