31168820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{91673}}^1$

素因数の和:91699

約数の個数: 24

約数和(自身を含む): 69305544

約数和(自身を除く): 38136724

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 91673, 183346, 366692, 458365, 916730, 1558441, 1833460, 3116882, 6233764, 7792205, 15584410, 31168820]

約数ペア:

[(1, 31168820), (2, 15584410), (4, 7792205), (5, 6233764), (10, 3116882), (17, 1833460), (20, 1558441), (34, 916730), (68, 458365), (85, 366692), (170, 183346), (340, 91673)]