7171960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 17496000

約数和(自身を除く): 10324040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 199, 212, 265, 340, 398, 424, 530, 680, 796, 901, 995, 1060, 1592, 1802, 1990, 2120, 3383, 3604, 3980, 4505, 6766, 7208, 7960, 9010, 10547, 13532, 16915, 18020, 21094, 27064, 33830, 36040, 42188, 52735, 67660, 84376, 105470, 135320, 179299, 210940, 358598, 421880, 717196, 896495, 1434392, 1792990, 3585980, 7171960]

約数ペア:

[(1, 7171960), (2, 3585980), (4, 1792990), (5, 1434392), (8, 896495), (10, 717196), (17, 421880), (20, 358598), (34, 210940), (40, 179299), (53, 135320), (68, 105470), (85, 84376), (106, 67660), (136, 52735), (170, 42188), (199, 36040), (212, 33830), (265, 27064), (340, 21094), (398, 18020), (424, 16915), (530, 13532), (680, 10547), (796, 9010), (901, 7960), (995, 7208), (1060, 6766), (1592, 4505), (1802, 3980), (1990, 3604), (2120, 3383)]