2015685740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1419497}}^1$

素因数の和:1419577

約数の個数: 24

約数和(自身を含む): 4292561952

約数和(自身を除く): 2276876212

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1419497, 2838994, 5677988, 7097485, 14194970, 28389940, 100784287, 201568574, 403137148, 503921435, 1007842870, 2015685740]

約数ペア:

[(1, 2015685740), (2, 1007842870), (4, 503921435), (5, 403137148), (10, 201568574), (20, 100784287), (71, 28389940), (142, 14194970), (284, 7097485), (355, 5677988), (710, 2838994), (1420, 1419497)]