11727920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4729}}^1$

素因数の和:4773

約数の個数: 40

約数和(自身を含む): 28152960

約数和(自身を除く): 16425040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 4729, 9458, 18916, 23645, 37832, 47290, 75664, 94580, 146599, 189160, 293198, 378320, 586396, 732995, 1172792, 1465990, 2345584, 2931980, 5863960, 11727920]

約数ペア:

[(1, 11727920), (2, 5863960), (4, 2931980), (5, 2345584), (8, 1465990), (10, 1172792), (16, 732995), (20, 586396), (31, 378320), (40, 293198), (62, 189160), (80, 146599), (124, 94580), (155, 75664), (248, 47290), (310, 37832), (496, 23645), (620, 18916), (1240, 9458), (2480, 4729)]