494186140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{977}}^1\times {\mathrm{3613}}^1$

素因数の和:4606

約数の個数: 48

約数和(自身を含む): 1187589312

約数和(自身を除く): 693403172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 977, 1954, 3613, 3908, 4885, 6839, 7226, 9770, 13678, 14452, 18065, 19540, 25291, 27356, 34195, 36130, 50582, 68390, 72260, 101164, 126455, 136780, 252910, 505820, 3529901, 7059802, 14119604, 17649505, 24709307, 35299010, 49418614, 70598020, 98837228, 123546535, 247093070, 494186140]

約数ペア:

[(1, 494186140), (2, 247093070), (4, 123546535), (5, 98837228), (7, 70598020), (10, 49418614), (14, 35299010), (20, 24709307), (28, 17649505), (35, 14119604), (70, 7059802), (140, 3529901), (977, 505820), (1954, 252910), (3613, 136780), (3908, 126455), (4885, 101164), (6839, 72260), (7226, 68390), (9770, 50582), (13678, 36130), (14452, 34195), (18065, 27356), (19540, 25291)]