1944400

素因数分解:

$2^4\times 5^2\times {\mathrm{4861}}^1$

素因数の和:4879

約数の個数: 30

約数和(自身を含む): 4672382

約数和(自身を除く): 2727982

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 4861, 9722, 19444, 24305, 38888, 48610, 77776, 97220, 121525, 194440, 243050, 388880, 486100, 972200, 1944400]

約数ペア:

[(1, 1944400), (2, 972200), (4, 486100), (5, 388880), (8, 243050), (10, 194440), (16, 121525), (20, 97220), (25, 77776), (40, 48610), (50, 38888), (80, 24305), (100, 19444), (200, 9722), (400, 4861)]