201098980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{141619}}^1$

素因数の和:141699

約数の個数: 24

約数和(自身を含む): 428258880

約数和(自身を除く): 227159900

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 141619, 283238, 566476, 708095, 1416190, 2832380, 10054949, 20109898, 40219796, 50274745, 100549490, 201098980]

約数ペア:

[(1, 201098980), (2, 100549490), (4, 50274745), (5, 40219796), (10, 20109898), (20, 10054949), (71, 2832380), (142, 1416190), (284, 708095), (355, 566476), (710, 283238), (1420, 141619)]