2589778840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{255907}}^1$

素因数の和:255952

約数の個数: 64

約数和(自身を含む): 6633135360

約数和(自身を除く): 4043356520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 255907, 511814, 1023628, 1279535, 2047256, 2559070, 2814977, 5118140, 5629954, 5885861, 10236280, 11259908, 11771722, 14074885, 22519816, 23543444, 28149770, 29429305, 47086888, 56299540, 58858610, 64744471, 112599080, 117717220, 129488942, 235434440, 258977884, 323722355, 517955768, 647444710, 1294889420, 2589778840]

約数ペア:

[(1, 2589778840), (2, 1294889420), (4, 647444710), (5, 517955768), (8, 323722355), (10, 258977884), (11, 235434440), (20, 129488942), (22, 117717220), (23, 112599080), (40, 64744471), (44, 58858610), (46, 56299540), (55, 47086888), (88, 29429305), (92, 28149770), (110, 23543444), (115, 22519816), (184, 14074885), (220, 11771722), (230, 11259908), (253, 10236280), (440, 5885861), (460, 5629954), (506, 5118140), (920, 2814977), (1012, 2559070), (1265, 2047256), (2024, 1279535), (2530, 1023628), (5060, 511814), (10120, 255907)]