90265340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{17839}}^1$

素因数の和:17882

約数の個数: 48

約数和(自身を含む): 215792640

約数和(自身を除く): 125527300

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 17839, 35678, 71356, 89195, 178390, 196229, 356780, 392458, 410297, 784916, 820594, 981145, 1641188, 1962290, 2051485, 3924580, 4102970, 4513267, 8205940, 9026534, 18053068, 22566335, 45132670, 90265340]

約数ペア:

[(1, 90265340), (2, 45132670), (4, 22566335), (5, 18053068), (10, 9026534), (11, 8205940), (20, 4513267), (22, 4102970), (23, 3924580), (44, 2051485), (46, 1962290), (55, 1641188), (92, 981145), (110, 820594), (115, 784916), (220, 410297), (230, 392458), (253, 356780), (460, 196229), (506, 178390), (1012, 89195), (1265, 71356), (2530, 35678), (5060, 17839)]