71848720

素因数分解:

$2^4\times 5^1\times {\mathrm{898109}}^1$

素因数の和:898122

約数の個数: 20

約数和(自身を含む): 167048460

約数和(自身を除く): 95199740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 898109, 1796218, 3592436, 4490545, 7184872, 8981090, 14369744, 17962180, 35924360, 71848720]

約数ペア:

[(1, 71848720), (2, 35924360), (4, 17962180), (5, 14369744), (8, 8981090), (10, 7184872), (16, 4490545), (20, 3592436), (40, 1796218), (80, 898109)]