1172180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 2661120

約数和(自身を除く): 1488940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 47, 58, 86, 94, 116, 145, 172, 188, 215, 235, 290, 430, 470, 580, 860, 940, 1247, 1363, 2021, 2494, 2726, 4042, 4988, 5452, 6235, 6815, 8084, 10105, 12470, 13630, 20210, 24940, 27260, 40420, 58609, 117218, 234436, 293045, 586090, 1172180]

約数ペア:

[(1, 1172180), (2, 586090), (4, 293045), (5, 234436), (10, 117218), (20, 58609), (29, 40420), (43, 27260), (47, 24940), (58, 20210), (86, 13630), (94, 12470), (116, 10105), (145, 8084), (172, 6815), (188, 6235), (215, 5452), (235, 4988), (290, 4042), (430, 2726), (470, 2494), (580, 2021), (860, 1363), (940, 1247)]