4284980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 10407936

約数和(自身を除く): 6122956

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 241, 254, 482, 508, 635, 889, 964, 1205, 1270, 1687, 1778, 2410, 2540, 3374, 3556, 4445, 4820, 6748, 8435, 8890, 16870, 17780, 30607, 33740, 61214, 122428, 153035, 214249, 306070, 428498, 612140, 856996, 1071245, 2142490, 4284980]

約数ペア:

[(1, 4284980), (2, 2142490), (4, 1071245), (5, 856996), (7, 612140), (10, 428498), (14, 306070), (20, 214249), (28, 153035), (35, 122428), (70, 61214), (127, 33740), (140, 30607), (241, 17780), (254, 16870), (482, 8890), (508, 8435), (635, 6748), (889, 4820), (964, 4445), (1205, 3556), (1270, 3374), (1687, 2540), (1778, 2410)]