20146390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7963}}^1$

素因数の和:8004

約数の個数: 32

約数和(自身を含む): 41285376

約数和(自身を除く): 21138986

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7963, 15926, 39815, 79630, 87593, 175186, 183149, 366298, 437965, 875930, 915745, 1831490, 2014639, 4029278, 10073195, 20146390]

約数ペア:

[(1, 20146390), (2, 10073195), (5, 4029278), (10, 2014639), (11, 1831490), (22, 915745), (23, 875930), (46, 437965), (55, 366298), (110, 183149), (115, 175186), (230, 87593), (253, 79630), (506, 39815), (1265, 15926), (2530, 7963)]