13807880

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4159}}^1$

素因数の和:4253

約数の個数: 32

約数和(自身を含む): 31449600

約数和(自身を除く): 17641720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 4159, 8318, 16636, 20795, 33272, 41590, 83180, 166360, 345197, 690394, 1380788, 1725985, 2761576, 3451970, 6903940, 13807880]

約数ペア:

[(1, 13807880), (2, 6903940), (4, 3451970), (5, 2761576), (8, 1725985), (10, 1380788), (20, 690394), (40, 345197), (83, 166360), (166, 83180), (332, 41590), (415, 33272), (664, 20795), (830, 16636), (1660, 8318), (3320, 4159)]