187131920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137597}}^1$

素因数の和:137627

約数の個数: 40

約数和(自身を含む): 460678104

約数和(自身を除く): 273546184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 137597, 275194, 550388, 687985, 1100776, 1375970, 2201552, 2339149, 2751940, 4678298, 5503880, 9356596, 11007760, 11695745, 18713192, 23391490, 37426384, 46782980, 93565960, 187131920]

約数ペア:

[(1, 187131920), (2, 93565960), (4, 46782980), (5, 37426384), (8, 23391490), (10, 18713192), (16, 11695745), (17, 11007760), (20, 9356596), (34, 5503880), (40, 4678298), (68, 2751940), (80, 2339149), (85, 2201552), (136, 1375970), (170, 1100776), (272, 687985), (340, 550388), (680, 275194), (1360, 137597)]