2012121560

素因数分解:

$2^3\times 5^1\times {\mathrm{50303039}}^1$

素因数の和:50303050

約数の個数: 16

約数和(自身を含む): 4527273600

約数和(自身を除く): 2515152040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50303039, 100606078, 201212156, 251515195, 402424312, 503030390, 1006060780, 2012121560]

約数ペア:

[(1, 2012121560), (2, 1006060780), (4, 503030390), (5, 402424312), (8, 251515195), (10, 201212156), (20, 100606078), (40, 50303039)]