4066000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:149

約数の個数: 80

約数和(自身を含む): 10445760

約数和(自身を除く): 6379760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 107, 125, 152, 190, 200, 214, 250, 304, 380, 400, 428, 475, 500, 535, 760, 856, 950, 1000, 1070, 1520, 1712, 1900, 2000, 2033, 2140, 2375, 2675, 3800, 4066, 4280, 4750, 5350, 7600, 8132, 8560, 9500, 10165, 10700, 13375, 16264, 19000, 20330, 21400, 26750, 32528, 38000, 40660, 42800, 50825, 53500, 81320, 101650, 107000, 162640, 203300, 214000, 254125, 406600, 508250, 813200, 1016500, 2033000, 4066000]

約数ペア:

[(1, 4066000), (2, 2033000), (4, 1016500), (5, 813200), (8, 508250), (10, 406600), (16, 254125), (19, 214000), (20, 203300), (25, 162640), (38, 107000), (40, 101650), (50, 81320), (76, 53500), (80, 50825), (95, 42800), (100, 40660), (107, 38000), (125, 32528), (152, 26750), (190, 21400), (200, 20330), (214, 19000), (250, 16264), (304, 13375), (380, 10700), (400, 10165), (428, 9500), (475, 8560), (500, 8132), (535, 7600), (760, 5350), (856, 4750), (950, 4280), (1000, 4066), (1070, 3800), (1520, 2675), (1712, 2375), (1900, 2140), (2000, 2033)]