86574740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{947}}^1$

素因数の和:1616

約数の個数: 48

約数和(自身を含む): 208317312

約数和(自身を除く): 121742572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 653, 947, 1306, 1894, 2612, 3265, 3788, 4571, 4735, 6530, 6629, 9142, 9470, 13060, 13258, 18284, 18940, 22855, 26516, 33145, 45710, 66290, 91420, 132580, 618391, 1236782, 2473564, 3091955, 4328737, 6183910, 8657474, 12367820, 17314948, 21643685, 43287370, 86574740]

約数ペア:

[(1, 86574740), (2, 43287370), (4, 21643685), (5, 17314948), (7, 12367820), (10, 8657474), (14, 6183910), (20, 4328737), (28, 3091955), (35, 2473564), (70, 1236782), (140, 618391), (653, 132580), (947, 91420), (1306, 66290), (1894, 45710), (2612, 33145), (3265, 26516), (3788, 22855), (4571, 18940), (4735, 18284), (6530, 13258), (6629, 13060), (9142, 9470)]