9450040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7621}}^1$

素因数の和:7663

約数の個数: 32

約数和(自身を含む): 21951360

約数和(自身を除く): 12501320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 7621, 15242, 30484, 38105, 60968, 76210, 152420, 236251, 304840, 472502, 945004, 1181255, 1890008, 2362510, 4725020, 9450040]

約数ペア:

[(1, 9450040), (2, 4725020), (4, 2362510), (5, 1890008), (8, 1181255), (10, 945004), (20, 472502), (31, 304840), (40, 236251), (62, 152420), (124, 76210), (155, 60968), (248, 38105), (310, 30484), (620, 15242), (1240, 7621)]