73984940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{86029}}^1$

素因数の和:86081

約数の個数: 24

約数和(自身を含む): 158983440

約数和(自身を除く): 84998500

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 86029, 172058, 344116, 430145, 860290, 1720580, 3699247, 7398494, 14796988, 18496235, 36992470, 73984940]

約数ペア:

[(1, 73984940), (2, 36992470), (4, 18496235), (5, 14796988), (10, 7398494), (20, 3699247), (43, 1720580), (86, 860290), (172, 430145), (215, 344116), (430, 172058), (860, 86029)]