201672020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53923}}^1$

素因数の和:53960

約数の個数: 48

約数和(自身を含む): 489198528

約数和(自身を除く): 287526508

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 53923, 107846, 215692, 269615, 539230, 593153, 916691, 1078460, 1186306, 1833382, 2372612, 2965765, 3666764, 4583455, 5931530, 9166910, 10083601, 11863060, 18333820, 20167202, 40334404, 50418005, 100836010, 201672020]

約数ペア:

[(1, 201672020), (2, 100836010), (4, 50418005), (5, 40334404), (10, 20167202), (11, 18333820), (17, 11863060), (20, 10083601), (22, 9166910), (34, 5931530), (44, 4583455), (55, 3666764), (68, 2965765), (85, 2372612), (110, 1833382), (170, 1186306), (187, 1078460), (220, 916691), (340, 593153), (374, 539230), (748, 269615), (935, 215692), (1870, 107846), (3740, 53923)]