1203920

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:263

約数の個数: 40

約数和(自身を含む): 2845800

約数和(自身を除く): 1641880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 149, 202, 298, 404, 505, 596, 745, 808, 1010, 1192, 1490, 1616, 2020, 2384, 2980, 4040, 5960, 8080, 11920, 15049, 30098, 60196, 75245, 120392, 150490, 240784, 300980, 601960, 1203920]

約数ペア:

[(1, 1203920), (2, 601960), (4, 300980), (5, 240784), (8, 150490), (10, 120392), (16, 75245), (20, 60196), (40, 30098), (80, 15049), (101, 11920), (149, 8080), (202, 5960), (298, 4040), (404, 2980), (505, 2384), (596, 2020), (745, 1616), (808, 1490), (1010, 1192)]