10280840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8291}}^1$

素因数の和:8333

約数の個数: 32

約数和(自身を含む): 23880960

約数和(自身を除く): 13600120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 8291, 16582, 33164, 41455, 66328, 82910, 165820, 257021, 331640, 514042, 1028084, 1285105, 2056168, 2570210, 5140420, 10280840]

約数ペア:

[(1, 10280840), (2, 5140420), (4, 2570210), (5, 2056168), (8, 1285105), (10, 1028084), (20, 514042), (31, 331640), (40, 257021), (62, 165820), (124, 82910), (155, 66328), (248, 41455), (310, 33164), (620, 16582), (1240, 8291)]