40756940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9391}}^1$

素因数の和:9438

約数の個数: 48

約数和(自身を含む): 100982784

約数和(自身を除く): 60225844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 9391, 18782, 37564, 46955, 65737, 93910, 131474, 187820, 262948, 291121, 328685, 582242, 657370, 1164484, 1314740, 1455605, 2037847, 2911210, 4075694, 5822420, 8151388, 10189235, 20378470, 40756940]

約数ペア:

[(1, 40756940), (2, 20378470), (4, 10189235), (5, 8151388), (7, 5822420), (10, 4075694), (14, 2911210), (20, 2037847), (28, 1455605), (31, 1314740), (35, 1164484), (62, 657370), (70, 582242), (124, 328685), (140, 291121), (155, 262948), (217, 187820), (310, 131474), (434, 93910), (620, 65737), (868, 46955), (1085, 37564), (2170, 18782), (4340, 9391)]