1819370

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 3939840

約数和(自身を除く): 2120470

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 49, 70, 79, 94, 98, 158, 235, 245, 329, 395, 470, 490, 553, 658, 790, 1106, 1645, 2303, 2765, 3290, 3713, 3871, 4606, 5530, 7426, 7742, 11515, 18565, 19355, 23030, 25991, 37130, 38710, 51982, 129955, 181937, 259910, 363874, 909685, 1819370]

約数ペア:

[(1, 1819370), (2, 909685), (5, 363874), (7, 259910), (10, 181937), (14, 129955), (35, 51982), (47, 38710), (49, 37130), (70, 25991), (79, 23030), (94, 19355), (98, 18565), (158, 11515), (235, 7742), (245, 7426), (329, 5530), (395, 4606), (470, 3871), (490, 3713), (553, 3290), (658, 2765), (790, 2303), (1106, 1645)]