105720580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{755147}}^1$

素因数の和:755163

約数の個数: 24

約数和(自身を含む): 253729728

約数和(自身を除く): 148009148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 755147, 1510294, 3020588, 3775735, 5286029, 7551470, 10572058, 15102940, 21144116, 26430145, 52860290, 105720580]

約数ペア:

[(1, 105720580), (2, 52860290), (4, 26430145), (5, 21144116), (7, 15102940), (10, 10572058), (14, 7551470), (20, 5286029), (28, 3775735), (35, 3020588), (70, 1510294), (140, 755147)]