390041008

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{112339}}^1$

素因数の和:112385

約数の個数: 40

約数和(自身を含む): 891530240

約数和(自身を除く): 501489232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 112339, 224678, 449356, 786373, 898712, 1572746, 1797424, 3145492, 3482509, 6290984, 6965018, 12581968, 13930036, 24377563, 27860072, 48755126, 55720144, 97510252, 195020504, 390041008]

約数ペア:

[(1, 390041008), (2, 195020504), (4, 97510252), (7, 55720144), (8, 48755126), (14, 27860072), (16, 24377563), (28, 13930036), (31, 12581968), (56, 6965018), (62, 6290984), (112, 3482509), (124, 3145492), (217, 1797424), (248, 1572746), (434, 898712), (496, 786373), (868, 449356), (1736, 224678), (3472, 112339)]