2407840

素因数分解:

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

素因数の和:265

約数の個数: 48

約数和(自身を含む): 5783400

約数和(自身を除く): 3375560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 101, 149, 160, 202, 298, 404, 505, 596, 745, 808, 1010, 1192, 1490, 1616, 2020, 2384, 2980, 3232, 4040, 4768, 5960, 8080, 11920, 15049, 16160, 23840, 30098, 60196, 75245, 120392, 150490, 240784, 300980, 481568, 601960, 1203920, 2407840]

約数ペア:

[(1, 2407840), (2, 1203920), (4, 601960), (5, 481568), (8, 300980), (10, 240784), (16, 150490), (20, 120392), (32, 75245), (40, 60196), (80, 30098), (101, 23840), (149, 16160), (160, 15049), (202, 11920), (298, 8080), (404, 5960), (505, 4768), (596, 4040), (745, 3232), (808, 2980), (1010, 2384), (1192, 2020), (1490, 1616)]