1940803480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{27397}}^1$

素因数の和:27449

約数の個数: 128

約数和(自身を含む): 5681249280

約数和(自身を除く): 3740445800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 23, 28, 35, 40, 44, 46, 55, 56, 70, 77, 88, 92, 110, 115, 140, 154, 161, 184, 220, 230, 253, 280, 308, 322, 385, 440, 460, 506, 616, 644, 770, 805, 920, 1012, 1265, 1288, 1540, 1610, 1771, 2024, 2530, 3080, 3220, 3542, 5060, 6440, 7084, 8855, 10120, 14168, 17710, 27397, 35420, 54794, 70840, 109588, 136985, 191779, 219176, 273970, 301367, 383558, 547940, 602734, 630131, 767116, 958895, 1095880, 1205468, 1260262, 1506835, 1534232, 1917790, 2109569, 2410936, 2520524, 3013670, 3150655, 3835580, 4219138, 4410917, 5041048, 6027340, 6301310, 6931441, 7671160, 8438276, 8821834, 10547845, 12054680, 12602620, 13862882, 16876552, 17643668, 21095690, 22054585, 25205240, 27725764, 34657205, 35287336, 42191380, 44109170, 48520087, 55451528, 69314410, 84382760, 88218340, 97040174, 138628820, 176436680, 194080348, 242600435, 277257640, 388160696, 485200870, 970401740, 1940803480]

約数ペア:

[(1, 1940803480), (2, 970401740), (4, 485200870), (5, 388160696), (7, 277257640), (8, 242600435), (10, 194080348), (11, 176436680), (14, 138628820), (20, 97040174), (22, 88218340), (23, 84382760), (28, 69314410), (35, 55451528), (40, 48520087), (44, 44109170), (46, 42191380), (55, 35287336), (56, 34657205), (70, 27725764), (77, 25205240), (88, 22054585), (92, 21095690), (110, 17643668), (115, 16876552), (140, 13862882), (154, 12602620), (161, 12054680), (184, 10547845), (220, 8821834), (230, 8438276), (253, 7671160), (280, 6931441), (308, 6301310), (322, 6027340), (385, 5041048), (440, 4410917), (460, 4219138), (506, 3835580), (616, 3150655), (644, 3013670), (770, 2520524), (805, 2410936), (920, 2109569), (1012, 1917790), (1265, 1534232), (1288, 1506835), (1540, 1260262), (1610, 1205468), (1771, 1095880), (2024, 958895), (2530, 767116), (3080, 630131), (3220, 602734), (3542, 547940), (5060, 383558), (6440, 301367), (7084, 273970), (8855, 219176), (10120, 191779), (14168, 136985), (17710, 109588), (27397, 70840), (35420, 54794)]