19387920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{80783}}^1$

素因数の和:80799

約数の個数: 40

約数和(自身を含む): 60103296

約数和(自身を除く): 40715376

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 80783, 161566, 242349, 323132, 403915, 484698, 646264, 807830, 969396, 1211745, 1292528, 1615660, 1938792, 2423490, 3231320, 3877584, 4846980, 6462640, 9693960, 19387920]

約数ペア:

[(1, 19387920), (2, 9693960), (3, 6462640), (4, 4846980), (5, 3877584), (6, 3231320), (8, 2423490), (10, 1938792), (12, 1615660), (15, 1292528), (16, 1211745), (20, 969396), (24, 807830), (30, 646264), (40, 484698), (48, 403915), (60, 323132), (80, 242349), (120, 161566), (240, 80783)]