16072120

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 37739520

約数和(自身を除く): 21667400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 83, 94, 103, 166, 188, 206, 235, 332, 376, 412, 415, 470, 515, 664, 824, 830, 940, 1030, 1660, 1880, 2060, 3320, 3901, 4120, 4841, 7802, 8549, 9682, 15604, 17098, 19364, 19505, 24205, 31208, 34196, 38728, 39010, 42745, 48410, 68392, 78020, 85490, 96820, 156040, 170980, 193640, 341960, 401803, 803606, 1607212, 2009015, 3214424, 4018030, 8036060, 16072120]

約数ペア:

[(1, 16072120), (2, 8036060), (4, 4018030), (5, 3214424), (8, 2009015), (10, 1607212), (20, 803606), (40, 401803), (47, 341960), (83, 193640), (94, 170980), (103, 156040), (166, 96820), (188, 85490), (206, 78020), (235, 68392), (332, 48410), (376, 42745), (412, 39010), (415, 38728), (470, 34196), (515, 31208), (664, 24205), (824, 19505), (830, 19364), (940, 17098), (1030, 15604), (1660, 9682), (1880, 8549), (2060, 7802), (3320, 4841), (3901, 4120)]