40380018

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{2803}}^1$

素因数の和:2836

約数の個数: 40

約数和(自身を含む): 94248048

約数和(自身を除く): 53868030

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 2401, 2803, 4802, 5606, 7203, 8409, 14406, 16818, 19621, 39242, 58863, 117726, 137347, 274694, 412041, 824082, 961429, 1922858, 2884287, 5768574, 6730003, 13460006, 20190009, 40380018]

約数ペア:

[(1, 40380018), (2, 20190009), (3, 13460006), (6, 6730003), (7, 5768574), (14, 2884287), (21, 1922858), (42, 961429), (49, 824082), (98, 412041), (147, 274694), (294, 137347), (343, 117726), (686, 58863), (1029, 39242), (2058, 19621), (2401, 16818), (2803, 14406), (4802, 8409), (5606, 7203)]