26969720

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{5309}}^1$

素因数の和:5447

約数の個数: 32

約数和(自身を含む): 61171200

約数和(自身を除く): 34201480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 5309, 10618, 21236, 26545, 42472, 53090, 106180, 212360, 674243, 1348486, 2696972, 3371215, 5393944, 6742430, 13484860, 26969720]

約数ペア:

[(1, 26969720), (2, 13484860), (4, 6742430), (5, 5393944), (8, 3371215), (10, 2696972), (20, 1348486), (40, 674243), (127, 212360), (254, 106180), (508, 53090), (635, 42472), (1016, 26545), (1270, 21236), (2540, 10618), (5080, 5309)]