54788620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{9479}}^1$

素因数の和:9522

約数の個数: 36

約数和(自身を含む): 122235120

約数和(自身を除く): 67446500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 9479, 18958, 37916, 47395, 94790, 161143, 189580, 322286, 644572, 805715, 1611430, 2739431, 3222860, 5478862, 10957724, 13697155, 27394310, 54788620]

約数ペア:

[(1, 54788620), (2, 27394310), (4, 13697155), (5, 10957724), (10, 5478862), (17, 3222860), (20, 2739431), (34, 1611430), (68, 805715), (85, 644572), (170, 322286), (289, 189580), (340, 161143), (578, 94790), (1156, 47395), (1445, 37916), (2890, 18958), (5780, 9479)]