84156880

素因数分解:

$2^4\times 5^1\times {\mathrm{1051961}}^1$

素因数の和:1051974

約数の個数: 20

約数和(自身を含む): 195664932

約数和(自身を除く): 111508052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1051961, 2103922, 4207844, 5259805, 8415688, 10519610, 16831376, 21039220, 42078440, 84156880]

約数ペア:

[(1, 84156880), (2, 42078440), (4, 21039220), (5, 16831376), (8, 10519610), (10, 8415688), (16, 5259805), (20, 4207844), (40, 2103922), (80, 1051961)]