2738492720

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1\times {\mathrm{2887}}^1$

素因数の和:3138

約数の個数: 80

約数和(自身を含む): 6497584128

約数和(自身を除く): 3759091408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 167, 284, 334, 355, 568, 668, 710, 835, 1136, 1336, 1420, 1670, 2672, 2840, 2887, 3340, 5680, 5774, 6680, 11548, 11857, 13360, 14435, 23096, 23714, 28870, 46192, 47428, 57740, 59285, 94856, 115480, 118570, 189712, 204977, 230960, 237140, 409954, 474280, 482129, 819908, 948560, 964258, 1024885, 1639816, 1928516, 2049770, 2410645, 3279632, 3857032, 4099540, 4821290, 7714064, 8199080, 9642580, 16398160, 19285160, 34231159, 38570320, 68462318, 136924636, 171155795, 273849272, 342311590, 547698544, 684623180, 1369246360, 2738492720]

約数ペア:

[(1, 2738492720), (2, 1369246360), (4, 684623180), (5, 547698544), (8, 342311590), (10, 273849272), (16, 171155795), (20, 136924636), (40, 68462318), (71, 38570320), (80, 34231159), (142, 19285160), (167, 16398160), (284, 9642580), (334, 8199080), (355, 7714064), (568, 4821290), (668, 4099540), (710, 3857032), (835, 3279632), (1136, 2410645), (1336, 2049770), (1420, 1928516), (1670, 1639816), (2672, 1024885), (2840, 964258), (2887, 948560), (3340, 819908), (5680, 482129), (5774, 474280), (6680, 409954), (11548, 237140), (11857, 230960), (13360, 204977), (14435, 189712), (23096, 118570), (23714, 115480), (28870, 94856), (46192, 59285), (47428, 57740)]