9199640

素因数分解:

$2^3\times 5^1\times {\mathrm{349}}^1\times {\mathrm{659}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 20790000

約数和(自身を除く): 11590360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 349, 659, 698, 1318, 1396, 1745, 2636, 2792, 3295, 3490, 5272, 6590, 6980, 13180, 13960, 26360, 229991, 459982, 919964, 1149955, 1839928, 2299910, 4599820, 9199640]

約数ペア:

[(1, 9199640), (2, 4599820), (4, 2299910), (5, 1839928), (8, 1149955), (10, 919964), (20, 459982), (40, 229991), (349, 26360), (659, 13960), (698, 13180), (1318, 6980), (1396, 6590), (1745, 5272), (2636, 3490), (2792, 3295)]