10399980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 31046400

約数和(自身を除く): 20646420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 43, 58, 60, 86, 87, 116, 129, 139, 145, 172, 174, 215, 258, 278, 290, 348, 417, 430, 435, 516, 556, 580, 645, 695, 834, 860, 870, 1247, 1290, 1390, 1668, 1740, 2085, 2494, 2580, 2780, 3741, 4031, 4170, 4988, 5977, 6235, 7482, 8062, 8340, 11954, 12093, 12470, 14964, 16124, 17931, 18705, 20155, 23908, 24186, 24940, 29885, 35862, 37410, 40310, 48372, 59770, 60465, 71724, 74820, 80620, 89655, 119540, 120930, 173333, 179310, 241860, 346666, 358620, 519999, 693332, 866665, 1039998, 1733330, 2079996, 2599995, 3466660, 5199990, 10399980]

約数ペア:

[(1, 10399980), (2, 5199990), (3, 3466660), (4, 2599995), (5, 2079996), (6, 1733330), (10, 1039998), (12, 866665), (15, 693332), (20, 519999), (29, 358620), (30, 346666), (43, 241860), (58, 179310), (60, 173333), (86, 120930), (87, 119540), (116, 89655), (129, 80620), (139, 74820), (145, 71724), (172, 60465), (174, 59770), (215, 48372), (258, 40310), (278, 37410), (290, 35862), (348, 29885), (417, 24940), (430, 24186), (435, 23908), (516, 20155), (556, 18705), (580, 17931), (645, 16124), (695, 14964), (834, 12470), (860, 12093), (870, 11954), (1247, 8340), (1290, 8062), (1390, 7482), (1668, 6235), (1740, 5977), (2085, 4988), (2494, 4170), (2580, 4031), (2780, 3741)]