16188978820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{115635563}}^1$

素因数の和:115635579

約数の個数: 24

約数和(自身を含む): 38853549504

約数和(自身を除く): 22664570684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 115635563, 231271126, 462542252, 578177815, 809448941, 1156355630, 1618897882, 2312711260, 3237795764, 4047244705, 8094489410, 16188978820]

約数ペア:

[(1, 16188978820), (2, 8094489410), (4, 4047244705), (5, 3237795764), (7, 2312711260), (10, 1618897882), (14, 1156355630), (20, 809448941), (28, 578177815), (35, 462542252), (70, 231271126), (140, 115635563)]