1664530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 3611520

約数和(自身を除く): 1946990

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 49, 70, 79, 86, 98, 158, 215, 245, 301, 395, 430, 490, 553, 602, 790, 1106, 1505, 2107, 2765, 3010, 3397, 3871, 4214, 5530, 6794, 7742, 10535, 16985, 19355, 21070, 23779, 33970, 38710, 47558, 118895, 166453, 237790, 332906, 832265, 1664530]

約数ペア:

[(1, 1664530), (2, 832265), (5, 332906), (7, 237790), (10, 166453), (14, 118895), (35, 47558), (43, 38710), (49, 33970), (70, 23779), (79, 21070), (86, 19355), (98, 16985), (158, 10535), (215, 7742), (245, 6794), (301, 5530), (395, 4214), (430, 3871), (490, 3397), (553, 3010), (602, 2765), (790, 2107), (1106, 1505)]