4407920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5009}}^1$

素因数の和:5033

約数の個数: 40

約数和(自身を含む): 11182320

約数和(自身を除く): 6774400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 5009, 10018, 20036, 25045, 40072, 50090, 55099, 80144, 100180, 110198, 200360, 220396, 275495, 400720, 440792, 550990, 881584, 1101980, 2203960, 4407920]

約数ペア:

[(1, 4407920), (2, 2203960), (4, 1101980), (5, 881584), (8, 550990), (10, 440792), (11, 400720), (16, 275495), (20, 220396), (22, 200360), (40, 110198), (44, 100180), (55, 80144), (80, 55099), (88, 50090), (110, 40072), (176, 25045), (220, 20036), (440, 10018), (880, 5009)]