16804547960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1\times {\mathrm{39451}}^1$

素因数の和:39948

約数の個数: 64

約数和(自身を含む): 39540372480

約数和(自身を除く): 22735824520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 463, 920, 926, 1852, 2315, 3704, 4630, 9260, 10649, 18520, 21298, 39451, 42596, 53245, 78902, 85192, 106490, 157804, 197255, 212980, 315608, 394510, 425960, 789020, 907373, 1578040, 1814746, 3629492, 4536865, 7258984, 9073730, 18147460, 18265813, 36294920, 36531626, 73063252, 91329065, 146126504, 182658130, 365316260, 420113699, 730632520, 840227398, 1680454796, 2100568495, 3360909592, 4201136990, 8402273980, 16804547960]

約数ペア:

[(1, 16804547960), (2, 8402273980), (4, 4201136990), (5, 3360909592), (8, 2100568495), (10, 1680454796), (20, 840227398), (23, 730632520), (40, 420113699), (46, 365316260), (92, 182658130), (115, 146126504), (184, 91329065), (230, 73063252), (460, 36531626), (463, 36294920), (920, 18265813), (926, 18147460), (1852, 9073730), (2315, 7258984), (3704, 4536865), (4630, 3629492), (9260, 1814746), (10649, 1578040), (18520, 907373), (21298, 789020), (39451, 425960), (42596, 394510), (53245, 315608), (78902, 212980), (85192, 197255), (106490, 157804)]