26896720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19777}}^1$

素因数の和:19807

約数の個数: 40

約数和(自身を含む): 66216744

約数和(自身を除く): 39320024

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 19777, 39554, 79108, 98885, 158216, 197770, 316432, 336209, 395540, 672418, 791080, 1344836, 1582160, 1681045, 2689672, 3362090, 5379344, 6724180, 13448360, 26896720]

約数ペア:

[(1, 26896720), (2, 13448360), (4, 6724180), (5, 5379344), (8, 3362090), (10, 2689672), (16, 1681045), (17, 1582160), (20, 1344836), (34, 791080), (40, 672418), (68, 395540), (80, 336209), (85, 316432), (136, 197770), (170, 158216), (272, 98885), (340, 79108), (680, 39554), (1360, 19777)]