48390980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{219959}}^1$

素因数の和:219979

約数の個数: 24

約数和(自身を含む): 110859840

約数和(自身を除く): 62468860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 219959, 439918, 879836, 1099795, 2199590, 2419549, 4399180, 4839098, 9678196, 12097745, 24195490, 48390980]

約数ペア:

[(1, 48390980), (2, 24195490), (4, 12097745), (5, 9678196), (10, 4839098), (11, 4399180), (20, 2419549), (22, 2199590), (44, 1099795), (55, 879836), (110, 439918), (220, 219959)]