20073075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 37497600

約数和(自身を除く): 17424525

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 145, 165, 275, 319, 435, 725, 825, 839, 957, 1595, 2175, 2517, 4195, 4785, 7975, 9229, 12585, 20975, 23925, 24331, 27687, 46145, 62925, 72993, 121655, 138435, 230725, 267641, 364965, 608275, 692175, 802923, 1338205, 1824825, 4014615, 6691025, 20073075]

約数ペア:

[(1, 20073075), (3, 6691025), (5, 4014615), (11, 1824825), (15, 1338205), (25, 802923), (29, 692175), (33, 608275), (55, 364965), (75, 267641), (87, 230725), (145, 138435), (165, 121655), (275, 72993), (319, 62925), (435, 46145), (725, 27687), (825, 24331), (839, 23925), (957, 20975), (1595, 12585), (2175, 9229), (2517, 7975), (4195, 4785)]