2529380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 6463800

約数和(自身を除く): 3934420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 49, 58, 70, 89, 98, 116, 140, 145, 178, 196, 203, 245, 290, 356, 406, 445, 490, 580, 623, 812, 890, 980, 1015, 1246, 1421, 1780, 2030, 2492, 2581, 2842, 3115, 4060, 4361, 5162, 5684, 6230, 7105, 8722, 10324, 12460, 12905, 14210, 17444, 18067, 21805, 25810, 28420, 36134, 43610, 51620, 72268, 87220, 90335, 126469, 180670, 252938, 361340, 505876, 632345, 1264690, 2529380]

約数ペア:

[(1, 2529380), (2, 1264690), (4, 632345), (5, 505876), (7, 361340), (10, 252938), (14, 180670), (20, 126469), (28, 90335), (29, 87220), (35, 72268), (49, 51620), (58, 43610), (70, 36134), (89, 28420), (98, 25810), (116, 21805), (140, 18067), (145, 17444), (178, 14210), (196, 12905), (203, 12460), (245, 10324), (290, 8722), (356, 7105), (406, 6230), (445, 5684), (490, 5162), (580, 4361), (623, 4060), (812, 3115), (890, 2842), (980, 2581), (1015, 2492), (1246, 2030), (1421, 1780)]