90052240

素因数分解:

$2^4\times 5^1\times {\mathrm{1125653}}^1$

素因数の和:1125666

約数の個数: 20

約数和(自身を含む): 209371644

約数和(自身を除く): 119319404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1125653, 2251306, 4502612, 5628265, 9005224, 11256530, 18010448, 22513060, 45026120, 90052240]

約数ペア:

[(1, 90052240), (2, 45026120), (4, 22513060), (5, 18010448), (8, 11256530), (10, 9005224), (16, 5628265), (20, 4502612), (40, 2251306), (80, 1125653)]