8670640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 22498560

約数和(自身を除く): 13827920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 167, 176, 220, 236, 295, 334, 440, 472, 590, 649, 668, 835, 880, 944, 1180, 1298, 1336, 1670, 1837, 2360, 2596, 2672, 3245, 3340, 3674, 4720, 5192, 6490, 6680, 7348, 9185, 9853, 10384, 12980, 13360, 14696, 18370, 19706, 25960, 29392, 36740, 39412, 49265, 51920, 73480, 78824, 98530, 108383, 146960, 157648, 197060, 216766, 394120, 433532, 541915, 788240, 867064, 1083830, 1734128, 2167660, 4335320, 8670640]

約数ペア:

[(1, 8670640), (2, 4335320), (4, 2167660), (5, 1734128), (8, 1083830), (10, 867064), (11, 788240), (16, 541915), (20, 433532), (22, 394120), (40, 216766), (44, 197060), (55, 157648), (59, 146960), (80, 108383), (88, 98530), (110, 78824), (118, 73480), (167, 51920), (176, 49265), (220, 39412), (236, 36740), (295, 29392), (334, 25960), (440, 19706), (472, 18370), (590, 14696), (649, 13360), (668, 12980), (835, 10384), (880, 9853), (944, 9185), (1180, 7348), (1298, 6680), (1336, 6490), (1670, 5192), (1837, 4720), (2360, 3674), (2596, 3340), (2672, 3245)]