3988240

素因数分解:

$2^4\times 5^1\times {\mathrm{49853}}^1$

素因数の和:49866

約数の個数: 20

約数和(自身を含む): 9272844

約数和(自身を除く): 5284604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 49853, 99706, 199412, 249265, 398824, 498530, 797648, 997060, 1994120, 3988240]

約数ペア:

[(1, 3988240), (2, 1994120), (4, 997060), (5, 797648), (8, 498530), (10, 398824), (16, 249265), (20, 199412), (40, 99706), (80, 49853)]