1831754320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{5351}}^1$

素因数の和:5764

約数の個数: 80

約数和(自身を含む): 4658808960

約数和(自身を除く): 2827054640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 389, 440, 778, 880, 1556, 1945, 3112, 3890, 4279, 5351, 6224, 7780, 8558, 10702, 15560, 17116, 21395, 21404, 26755, 31120, 34232, 42790, 42808, 53510, 58861, 68464, 85580, 85616, 107020, 117722, 171160, 214040, 235444, 294305, 342320, 428080, 470888, 588610, 941776, 1177220, 2081539, 2354440, 4163078, 4708880, 8326156, 10407695, 16652312, 20815390, 22896929, 33304624, 41630780, 45793858, 83261560, 91587716, 114484645, 166523120, 183175432, 228969290, 366350864, 457938580, 915877160, 1831754320]

約数ペア:

[(1, 1831754320), (2, 915877160), (4, 457938580), (5, 366350864), (8, 228969290), (10, 183175432), (11, 166523120), (16, 114484645), (20, 91587716), (22, 83261560), (40, 45793858), (44, 41630780), (55, 33304624), (80, 22896929), (88, 20815390), (110, 16652312), (176, 10407695), (220, 8326156), (389, 4708880), (440, 4163078), (778, 2354440), (880, 2081539), (1556, 1177220), (1945, 941776), (3112, 588610), (3890, 470888), (4279, 428080), (5351, 342320), (6224, 294305), (7780, 235444), (8558, 214040), (10702, 171160), (15560, 117722), (17116, 107020), (21395, 85616), (21404, 85580), (26755, 68464), (31120, 58861), (34232, 53510), (42790, 42808)]