3917900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 10103520

約数和(自身を除く): 6185620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 193, 203, 290, 350, 386, 406, 580, 700, 725, 772, 812, 965, 1015, 1351, 1450, 1930, 2030, 2702, 2900, 3860, 4060, 4825, 5075, 5404, 5597, 6755, 9650, 10150, 11194, 13510, 19300, 20300, 22388, 27020, 27985, 33775, 39179, 55970, 67550, 78358, 111940, 135100, 139925, 156716, 195895, 279850, 391790, 559700, 783580, 979475, 1958950, 3917900]

約数ペア:

[(1, 3917900), (2, 1958950), (4, 979475), (5, 783580), (7, 559700), (10, 391790), (14, 279850), (20, 195895), (25, 156716), (28, 139925), (29, 135100), (35, 111940), (50, 78358), (58, 67550), (70, 55970), (100, 39179), (116, 33775), (140, 27985), (145, 27020), (175, 22388), (193, 20300), (203, 19300), (290, 13510), (350, 11194), (386, 10150), (406, 9650), (580, 6755), (700, 5597), (725, 5404), (772, 5075), (812, 4825), (965, 4060), (1015, 3860), (1351, 2900), (1450, 2702), (1930, 2030)]