2017252840

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{457}}^1\times {\mathrm{523}}^1$

素因数の和:1202

約数の個数: 64

約数和(自身を含む): 4579047360

約数和(自身を除く): 2561794520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 422, 457, 523, 844, 914, 1046, 1055, 1688, 1828, 2092, 2110, 2285, 2615, 3656, 4184, 4220, 4570, 5230, 8440, 9140, 10460, 18280, 20920, 96427, 110353, 192854, 220706, 239011, 385708, 441412, 478022, 482135, 551765, 771416, 882824, 956044, 964270, 1103530, 1195055, 1912088, 1928540, 2207060, 2390110, 3857080, 4414120, 4780220, 9560440, 50431321, 100862642, 201725284, 252156605, 403450568, 504313210, 1008626420, 2017252840]

約数ペア:

[(1, 2017252840), (2, 1008626420), (4, 504313210), (5, 403450568), (8, 252156605), (10, 201725284), (20, 100862642), (40, 50431321), (211, 9560440), (422, 4780220), (457, 4414120), (523, 3857080), (844, 2390110), (914, 2207060), (1046, 1928540), (1055, 1912088), (1688, 1195055), (1828, 1103530), (2092, 964270), (2110, 956044), (2285, 882824), (2615, 771416), (3656, 551765), (4184, 482135), (4220, 478022), (4570, 441412), (5230, 385708), (8440, 239011), (9140, 220706), (10460, 192854), (18280, 110353), (20920, 96427)]