39166040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 91445760

約数和(自身を除く): 52279720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 83, 94, 166, 188, 235, 251, 332, 376, 415, 470, 502, 664, 830, 940, 1004, 1255, 1660, 1880, 2008, 2510, 3320, 3901, 5020, 7802, 10040, 11797, 15604, 19505, 20833, 23594, 31208, 39010, 41666, 47188, 58985, 78020, 83332, 94376, 104165, 117970, 156040, 166664, 208330, 235940, 416660, 471880, 833320, 979151, 1958302, 3916604, 4895755, 7833208, 9791510, 19583020, 39166040]

約数ペア:

[(1, 39166040), (2, 19583020), (4, 9791510), (5, 7833208), (8, 4895755), (10, 3916604), (20, 1958302), (40, 979151), (47, 833320), (83, 471880), (94, 416660), (166, 235940), (188, 208330), (235, 166664), (251, 156040), (332, 117970), (376, 104165), (415, 94376), (470, 83332), (502, 78020), (664, 58985), (830, 47188), (940, 41666), (1004, 39010), (1255, 31208), (1660, 23594), (1880, 20833), (2008, 19505), (2510, 15604), (3320, 11797), (3901, 10040), (5020, 7802)]