1373960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{701}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 3601260

約数和(自身を除く): 2227300

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 701, 980, 1402, 1960, 2804, 3505, 4907, 5608, 7010, 9814, 14020, 19628, 24535, 28040, 34349, 39256, 49070, 68698, 98140, 137396, 171745, 196280, 274792, 343490, 686980, 1373960]

約数ペア:

[(1, 1373960), (2, 686980), (4, 343490), (5, 274792), (7, 196280), (8, 171745), (10, 137396), (14, 98140), (20, 68698), (28, 49070), (35, 39256), (40, 34349), (49, 28040), (56, 24535), (70, 19628), (98, 14020), (140, 9814), (196, 7010), (245, 5608), (280, 4907), (392, 3505), (490, 2804), (701, 1960), (980, 1402)]