3005720

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{461}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 6819120

約数和(自身を除く): 3813400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 461, 652, 815, 922, 1304, 1630, 1844, 2305, 3260, 3688, 4610, 6520, 9220, 18440, 75143, 150286, 300572, 375715, 601144, 751430, 1502860, 3005720]

約数ペア:

[(1, 3005720), (2, 1502860), (4, 751430), (5, 601144), (8, 375715), (10, 300572), (20, 150286), (40, 75143), (163, 18440), (326, 9220), (461, 6520), (652, 4610), (815, 3688), (922, 3260), (1304, 2305), (1630, 1844)]