39369080

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 92759040

約数和(自身を除く): 53389960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 47, 86, 94, 172, 188, 215, 235, 344, 376, 430, 470, 487, 860, 940, 974, 1720, 1880, 1948, 2021, 2435, 3896, 4042, 4870, 8084, 9740, 10105, 16168, 19480, 20210, 20941, 22889, 40420, 41882, 45778, 80840, 83764, 91556, 104705, 114445, 167528, 183112, 209410, 228890, 418820, 457780, 837640, 915560, 984227, 1968454, 3936908, 4921135, 7873816, 9842270, 19684540, 39369080]

約数ペア:

[(1, 39369080), (2, 19684540), (4, 9842270), (5, 7873816), (8, 4921135), (10, 3936908), (20, 1968454), (40, 984227), (43, 915560), (47, 837640), (86, 457780), (94, 418820), (172, 228890), (188, 209410), (215, 183112), (235, 167528), (344, 114445), (376, 104705), (430, 91556), (470, 83764), (487, 80840), (860, 45778), (940, 41882), (974, 40420), (1720, 22889), (1880, 20941), (1948, 20210), (2021, 19480), (2435, 16168), (3896, 10105), (4042, 9740), (4870, 8084)]