19754010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3181}}^1$

素因数の和:3220

約数の個数: 64

約数和(自身を含む): 54984960

約数和(自身を除く): 35230950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 207, 230, 270, 345, 414, 621, 690, 1035, 1242, 2070, 3105, 3181, 6210, 6362, 9543, 15905, 19086, 28629, 31810, 47715, 57258, 73163, 85887, 95430, 143145, 146326, 171774, 219489, 286290, 365815, 429435, 438978, 658467, 731630, 858870, 1097445, 1316934, 1975401, 2194890, 3292335, 3950802, 6584670, 9877005, 19754010]

約数ペア:

[(1, 19754010), (2, 9877005), (3, 6584670), (5, 3950802), (6, 3292335), (9, 2194890), (10, 1975401), (15, 1316934), (18, 1097445), (23, 858870), (27, 731630), (30, 658467), (45, 438978), (46, 429435), (54, 365815), (69, 286290), (90, 219489), (115, 171774), (135, 146326), (138, 143145), (207, 95430), (230, 85887), (270, 73163), (345, 57258), (414, 47715), (621, 31810), (690, 28629), (1035, 19086), (1242, 15905), (2070, 9543), (3105, 6362), (3181, 6210)]