39354140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{701}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 94820544

約数和(自身を除く): 55466404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 701, 802, 1402, 1604, 2005, 2804, 2807, 3505, 4010, 4907, 5614, 7010, 8020, 9814, 11228, 14020, 14035, 19628, 24535, 28070, 49070, 56140, 98140, 281101, 562202, 1124404, 1405505, 1967707, 2811010, 3935414, 5622020, 7870828, 9838535, 19677070, 39354140]

約数ペア:

[(1, 39354140), (2, 19677070), (4, 9838535), (5, 7870828), (7, 5622020), (10, 3935414), (14, 2811010), (20, 1967707), (28, 1405505), (35, 1124404), (70, 562202), (140, 281101), (401, 98140), (701, 56140), (802, 49070), (1402, 28070), (1604, 24535), (2005, 19628), (2804, 14035), (2807, 14020), (3505, 11228), (4010, 9814), (4907, 8020), (5614, 7010)]