4636280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 11702880

約数和(自身を除く): 7066600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 257, 328, 410, 440, 451, 514, 820, 902, 1028, 1285, 1640, 1804, 2056, 2255, 2570, 2827, 3608, 4510, 5140, 5654, 9020, 10280, 10537, 11308, 14135, 18040, 21074, 22616, 28270, 42148, 52685, 56540, 84296, 105370, 113080, 115907, 210740, 231814, 421480, 463628, 579535, 927256, 1159070, 2318140, 4636280]

約数ペア:

[(1, 4636280), (2, 2318140), (4, 1159070), (5, 927256), (8, 579535), (10, 463628), (11, 421480), (20, 231814), (22, 210740), (40, 115907), (41, 113080), (44, 105370), (55, 84296), (82, 56540), (88, 52685), (110, 42148), (164, 28270), (205, 22616), (220, 21074), (257, 18040), (328, 14135), (410, 11308), (440, 10537), (451, 10280), (514, 9020), (820, 5654), (902, 5140), (1028, 4510), (1285, 3608), (1640, 2827), (1804, 2570), (2056, 2255)]