2016089620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{20173}}^1$

素因数の和:20464

約数の個数: 48

約数和(自身を含む): 4473786240

約数和(自身を除く): 2457696620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 263, 380, 526, 1052, 1315, 2630, 4997, 5260, 9994, 19988, 20173, 24985, 40346, 49970, 80692, 99940, 100865, 201730, 383287, 403460, 766574, 1533148, 1916435, 3832870, 5305499, 7665740, 10610998, 21221996, 26527495, 53054990, 100804481, 106109980, 201608962, 403217924, 504022405, 1008044810, 2016089620]

約数ペア:

[(1, 2016089620), (2, 1008044810), (4, 504022405), (5, 403217924), (10, 201608962), (19, 106109980), (20, 100804481), (38, 53054990), (76, 26527495), (95, 21221996), (190, 10610998), (263, 7665740), (380, 5305499), (526, 3832870), (1052, 1916435), (1315, 1533148), (2630, 766574), (4997, 403460), (5260, 383287), (9994, 201730), (19988, 100865), (20173, 99940), (24985, 80692), (40346, 49970)]