1626400

素因数分解:

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

素因数の和:146

約数の個数: 72

約数和(自身を含む): 4218480

約数和(自身を除く): 2592080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 107, 152, 160, 190, 200, 214, 304, 380, 400, 428, 475, 535, 608, 760, 800, 856, 950, 1070, 1520, 1712, 1900, 2033, 2140, 2675, 3040, 3424, 3800, 4066, 4280, 5350, 7600, 8132, 8560, 10165, 10700, 15200, 16264, 17120, 20330, 21400, 32528, 40660, 42800, 50825, 65056, 81320, 85600, 101650, 162640, 203300, 325280, 406600, 813200, 1626400]

約数ペア:

[(1, 1626400), (2, 813200), (4, 406600), (5, 325280), (8, 203300), (10, 162640), (16, 101650), (19, 85600), (20, 81320), (25, 65056), (32, 50825), (38, 42800), (40, 40660), (50, 32528), (76, 21400), (80, 20330), (95, 17120), (100, 16264), (107, 15200), (152, 10700), (160, 10165), (190, 8560), (200, 8132), (214, 7600), (304, 5350), (380, 4280), (400, 4066), (428, 3800), (475, 3424), (535, 3040), (608, 2675), (760, 2140), (800, 2033), (856, 1900), (950, 1712), (1070, 1520)]