2018297540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{16253}}^1$

素因数の和:17156

約数の個数: 48

約数和(自身を含む): 4849673472

約数和(自身を除く): 2831375932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 887, 1774, 3548, 4435, 6209, 8870, 12418, 16253, 17740, 24836, 31045, 32506, 62090, 65012, 81265, 113771, 124180, 162530, 227542, 325060, 455084, 568855, 1137710, 2275420, 14416411, 28832822, 57665644, 72082055, 100914877, 144164110, 201829754, 288328220, 403659508, 504574385, 1009148770, 2018297540]

約数ペア:

[(1, 2018297540), (2, 1009148770), (4, 504574385), (5, 403659508), (7, 288328220), (10, 201829754), (14, 144164110), (20, 100914877), (28, 72082055), (35, 57665644), (70, 28832822), (140, 14416411), (887, 2275420), (1774, 1137710), (3548, 568855), (4435, 455084), (6209, 325060), (8870, 227542), (12418, 162530), (16253, 124180), (17740, 113771), (24836, 81265), (31045, 65012), (32506, 62090)]