22506280

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6779}}^1$

素因数の和:6873

約数の個数: 32

約数和(自身を含む): 51256800

約数和(自身を除く): 28750520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 6779, 13558, 27116, 33895, 54232, 67790, 135580, 271160, 562657, 1125314, 2250628, 2813285, 4501256, 5626570, 11253140, 22506280]

約数ペア:

[(1, 22506280), (2, 11253140), (4, 5626570), (5, 4501256), (8, 2813285), (10, 2250628), (20, 1125314), (40, 562657), (83, 271160), (166, 135580), (332, 67790), (415, 54232), (664, 33895), (830, 27116), (1660, 13558), (3320, 6779)]