1038800

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{53}}^1$

素因数の和:85

約数の個数: 90

約数和(自身を含む): 2957958

約数和(自身を除く): 1919158

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 53, 56, 70, 80, 98, 100, 106, 112, 140, 175, 196, 200, 212, 245, 265, 280, 350, 371, 392, 400, 424, 490, 530, 560, 700, 742, 784, 848, 980, 1060, 1225, 1325, 1400, 1484, 1855, 1960, 2120, 2450, 2597, 2650, 2800, 2968, 3710, 3920, 4240, 4900, 5194, 5300, 5936, 7420, 9275, 9800, 10388, 10600, 12985, 14840, 18550, 19600, 20776, 21200, 25970, 29680, 37100, 41552, 51940, 64925, 74200, 103880, 129850, 148400, 207760, 259700, 519400, 1038800]

約数ペア:

[(1, 1038800), (2, 519400), (4, 259700), (5, 207760), (7, 148400), (8, 129850), (10, 103880), (14, 74200), (16, 64925), (20, 51940), (25, 41552), (28, 37100), (35, 29680), (40, 25970), (49, 21200), (50, 20776), (53, 19600), (56, 18550), (70, 14840), (80, 12985), (98, 10600), (100, 10388), (106, 9800), (112, 9275), (140, 7420), (175, 5936), (196, 5300), (200, 5194), (212, 4900), (245, 4240), (265, 3920), (280, 3710), (350, 2968), (371, 2800), (392, 2650), (400, 2597), (424, 2450), (490, 2120), (530, 1960), (560, 1855), (700, 1484), (742, 1400), (784, 1325), (848, 1225), (980, 1060)]