983920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{251}}^1$

素因数の和:278

約数の個数: 60

約数和(自身を含む): 2671704

約数和(自身を除く): 1687784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 251, 280, 392, 490, 502, 560, 784, 980, 1004, 1255, 1757, 1960, 2008, 2510, 3514, 3920, 4016, 5020, 7028, 8785, 10040, 12299, 14056, 17570, 20080, 24598, 28112, 35140, 49196, 61495, 70280, 98392, 122990, 140560, 196784, 245980, 491960, 983920]

約数ペア:

[(1, 983920), (2, 491960), (4, 245980), (5, 196784), (7, 140560), (8, 122990), (10, 98392), (14, 70280), (16, 61495), (20, 49196), (28, 35140), (35, 28112), (40, 24598), (49, 20080), (56, 17570), (70, 14056), (80, 12299), (98, 10040), (112, 8785), (140, 7028), (196, 5020), (245, 4016), (251, 3920), (280, 3514), (392, 2510), (490, 2008), (502, 1960), (560, 1757), (784, 1255), (980, 1004)]