170447920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{68729}}^1$

素因数の和:68773

約数の個数: 40

約数和(自身を含む): 409080960

約数和(自身を除く): 238633040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 68729, 137458, 274916, 343645, 549832, 687290, 1099664, 1374580, 2130599, 2749160, 4261198, 5498320, 8522396, 10652995, 17044792, 21305990, 34089584, 42611980, 85223960, 170447920]

約数ペア:

[(1, 170447920), (2, 85223960), (4, 42611980), (5, 34089584), (8, 21305990), (10, 17044792), (16, 10652995), (20, 8522396), (31, 5498320), (40, 4261198), (62, 2749160), (80, 2130599), (124, 1374580), (155, 1099664), (248, 687290), (310, 549832), (496, 343645), (620, 274916), (1240, 137458), (2480, 68729)]