4352720

素因数分解:

$2^4\times 5^1\times {\mathrm{54409}}^1$

素因数の和:54422

約数の個数: 20

約数和(自身を含む): 10120260

約数和(自身を除く): 5767540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 54409, 108818, 217636, 272045, 435272, 544090, 870544, 1088180, 2176360, 4352720]

約数ペア:

[(1, 4352720), (2, 2176360), (4, 1088180), (5, 870544), (8, 544090), (10, 435272), (16, 272045), (20, 217636), (40, 108818), (80, 54409)]