54872260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{811}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 122774400

約数和(自身を除く): 67902140

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 199, 340, 398, 796, 811, 995, 1622, 1990, 3244, 3383, 3980, 4055, 6766, 8110, 13532, 13787, 16220, 16915, 27574, 33830, 55148, 67660, 68935, 137870, 161389, 275740, 322778, 645556, 806945, 1613890, 2743613, 3227780, 5487226, 10974452, 13718065, 27436130, 54872260]

約数ペア:

[(1, 54872260), (2, 27436130), (4, 13718065), (5, 10974452), (10, 5487226), (17, 3227780), (20, 2743613), (34, 1613890), (68, 806945), (85, 645556), (170, 322778), (199, 275740), (340, 161389), (398, 137870), (796, 68935), (811, 67660), (995, 55148), (1622, 33830), (1990, 27574), (3244, 16915), (3383, 16220), (3980, 13787), (4055, 13532), (6766, 8110)]