84294940

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{43451}}^1$

素因数の和:43557

約数の個数: 24

約数和(自身を含む): 178848432

約数和(自身を除く): 94553492

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 43451, 86902, 173804, 217255, 434510, 869020, 4214747, 8429494, 16858988, 21073735, 42147470, 84294940]

約数ペア:

[(1, 84294940), (2, 42147470), (4, 21073735), (5, 16858988), (10, 8429494), (20, 4214747), (97, 869020), (194, 434510), (388, 217255), (485, 173804), (970, 86902), (1940, 43451)]