10313720

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{643}}^1$

素因数の和:1055

約数の個数: 32

約数和(自身を含む): 23299920

約数和(自身を除く): 12986200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 643, 802, 1286, 1604, 2005, 2572, 3208, 3215, 4010, 5144, 6430, 8020, 12860, 16040, 25720, 257843, 515686, 1031372, 1289215, 2062744, 2578430, 5156860, 10313720]

約数ペア:

[(1, 10313720), (2, 5156860), (4, 2578430), (5, 2062744), (8, 1289215), (10, 1031372), (20, 515686), (40, 257843), (401, 25720), (643, 16040), (802, 12860), (1286, 8020), (1604, 6430), (2005, 5144), (2572, 4010), (3208, 3215)]