7931720

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4219}}^1$

素因数の和:4277

約数の個数: 32

約数和(自身を含む): 18230400

約数和(自身を除く): 10298680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 4219, 8438, 16876, 21095, 33752, 42190, 84380, 168760, 198293, 396586, 793172, 991465, 1586344, 1982930, 3965860, 7931720]

約数ペア:

[(1, 7931720), (2, 3965860), (4, 1982930), (5, 1586344), (8, 991465), (10, 793172), (20, 396586), (40, 198293), (47, 168760), (94, 84380), (188, 42190), (235, 33752), (376, 21095), (470, 16876), (940, 8438), (1880, 4219)]