84886420

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{463}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 182407680

約数和(自身を除く): 97521260

約数列:

[1, 2, 4, 5, 10, 20, 89, 103, 178, 206, 356, 412, 445, 463, 515, 890, 926, 1030, 1780, 1852, 2060, 2315, 4630, 9167, 9260, 18334, 36668, 41207, 45835, 47689, 82414, 91670, 95378, 164828, 183340, 190756, 206035, 238445, 412070, 476890, 824140, 953780, 4244321, 8488642, 16977284, 21221605, 42443210, 84886420]

約数ペア:

[(1, 84886420), (2, 42443210), (4, 21221605), (5, 16977284), (10, 8488642), (20, 4244321), (89, 953780), (103, 824140), (178, 476890), (206, 412070), (356, 238445), (412, 206035), (445, 190756), (463, 183340), (515, 164828), (890, 95378), (926, 91670), (1030, 82414), (1780, 47689), (1852, 45835), (2060, 41207), (2315, 36668), (4630, 18334), (9167, 9260)]