79878380

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{84977}}^1$

素因数の和:85033

約数の個数: 24

約数和(自身を含む): 171315648

約数和(自身を除く): 91437268

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 84977, 169954, 339908, 424885, 849770, 1699540, 3993919, 7987838, 15975676, 19969595, 39939190, 79878380]

約数ペア:

[(1, 79878380), (2, 39939190), (4, 19969595), (5, 15975676), (10, 7987838), (20, 3993919), (47, 1699540), (94, 849770), (188, 424885), (235, 339908), (470, 169954), (940, 84977)]