19589500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 50843520

約数和(自身を除く): 31254020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 125, 140, 145, 175, 193, 203, 250, 290, 350, 386, 406, 500, 580, 700, 725, 772, 812, 875, 965, 1015, 1351, 1450, 1750, 1930, 2030, 2702, 2900, 3500, 3625, 3860, 4060, 4825, 5075, 5404, 5597, 6755, 7250, 9650, 10150, 11194, 13510, 14500, 19300, 20300, 22388, 24125, 25375, 27020, 27985, 33775, 39179, 48250, 50750, 55970, 67550, 78358, 96500, 101500, 111940, 135100, 139925, 156716, 168875, 195895, 279850, 337750, 391790, 559700, 675500, 699625, 783580, 979475, 1399250, 1958950, 2798500, 3917900, 4897375, 9794750, 19589500]

約数ペア:

[(1, 19589500), (2, 9794750), (4, 4897375), (5, 3917900), (7, 2798500), (10, 1958950), (14, 1399250), (20, 979475), (25, 783580), (28, 699625), (29, 675500), (35, 559700), (50, 391790), (58, 337750), (70, 279850), (100, 195895), (116, 168875), (125, 156716), (140, 139925), (145, 135100), (175, 111940), (193, 101500), (203, 96500), (250, 78358), (290, 67550), (350, 55970), (386, 50750), (406, 48250), (500, 39179), (580, 33775), (700, 27985), (725, 27020), (772, 25375), (812, 24125), (875, 22388), (965, 20300), (1015, 19300), (1351, 14500), (1450, 13510), (1750, 11194), (1930, 10150), (2030, 9650), (2702, 7250), (2900, 6755), (3500, 5597), (3625, 5404), (3860, 5075), (4060, 4825)]