20883500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{3797}}^1$

素因数の和:3827

約数の個数: 48

約数和(自身を含む): 49768992

約数和(自身を除く): 28885492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 125, 220, 250, 275, 500, 550, 1100, 1375, 2750, 3797, 5500, 7594, 15188, 18985, 37970, 41767, 75940, 83534, 94925, 167068, 189850, 208835, 379700, 417670, 474625, 835340, 949250, 1044175, 1898500, 2088350, 4176700, 5220875, 10441750, 20883500]

約数ペア:

[(1, 20883500), (2, 10441750), (4, 5220875), (5, 4176700), (10, 2088350), (11, 1898500), (20, 1044175), (22, 949250), (25, 835340), (44, 474625), (50, 417670), (55, 379700), (100, 208835), (110, 189850), (125, 167068), (220, 94925), (250, 83534), (275, 75940), (500, 41767), (550, 37970), (1100, 18985), (1375, 15188), (2750, 7594), (3797, 5500)]