404521400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{106453}}^1$

素因数の和:106488

約数の個数: 48

約数和(自身を含む): 990022200

約数和(自身を除く): 585500800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 106453, 212906, 425812, 532265, 851624, 1064530, 2022607, 2129060, 2661325, 4045214, 4258120, 5322650, 8090428, 10113035, 10645300, 16180856, 20226070, 21290600, 40452140, 50565175, 80904280, 101130350, 202260700, 404521400]

約数ペア:

[(1, 404521400), (2, 202260700), (4, 101130350), (5, 80904280), (8, 50565175), (10, 40452140), (19, 21290600), (20, 20226070), (25, 16180856), (38, 10645300), (40, 10113035), (50, 8090428), (76, 5322650), (95, 4258120), (100, 4045214), (152, 2661325), (190, 2129060), (200, 2022607), (380, 1064530), (475, 851624), (760, 532265), (950, 425812), (1900, 212906), (3800, 106453)]