1708494920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1237}}^1$

素因数の和:1375

約数の個数: 128

約数和(自身を含む): 4353402240

約数和(自身を除く): 2644907320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 73, 86, 88, 110, 146, 172, 215, 220, 292, 344, 365, 430, 440, 473, 584, 730, 803, 860, 946, 1237, 1460, 1606, 1720, 1892, 2365, 2474, 2920, 3139, 3212, 3784, 4015, 4730, 4948, 6185, 6278, 6424, 8030, 9460, 9896, 12370, 12556, 13607, 15695, 16060, 18920, 24740, 25112, 27214, 31390, 32120, 34529, 49480, 53191, 54428, 62780, 68035, 69058, 90301, 106382, 108856, 125560, 136070, 138116, 172645, 180602, 212764, 265955, 272140, 276232, 345290, 361204, 425528, 451505, 531910, 544280, 585101, 690580, 722408, 903010, 993311, 1063820, 1170202, 1381160, 1806020, 1986622, 2127640, 2340404, 2925505, 3612040, 3882943, 3973244, 4680808, 4966555, 5851010, 7765886, 7946488, 9933110, 11702020, 15531772, 19414715, 19866220, 23404040, 31063544, 38829430, 39732440, 42712373, 77658860, 85424746, 155317720, 170849492, 213561865, 341698984, 427123730, 854247460, 1708494920]

約数ペア:

[(1, 1708494920), (2, 854247460), (4, 427123730), (5, 341698984), (8, 213561865), (10, 170849492), (11, 155317720), (20, 85424746), (22, 77658860), (40, 42712373), (43, 39732440), (44, 38829430), (55, 31063544), (73, 23404040), (86, 19866220), (88, 19414715), (110, 15531772), (146, 11702020), (172, 9933110), (215, 7946488), (220, 7765886), (292, 5851010), (344, 4966555), (365, 4680808), (430, 3973244), (440, 3882943), (473, 3612040), (584, 2925505), (730, 2340404), (803, 2127640), (860, 1986622), (946, 1806020), (1237, 1381160), (1460, 1170202), (1606, 1063820), (1720, 993311), (1892, 903010), (2365, 722408), (2474, 690580), (2920, 585101), (3139, 544280), (3212, 531910), (3784, 451505), (4015, 425528), (4730, 361204), (4948, 345290), (6185, 276232), (6278, 272140), (6424, 265955), (8030, 212764), (9460, 180602), (9896, 172645), (12370, 138116), (12556, 136070), (13607, 125560), (15695, 108856), (16060, 106382), (18920, 90301), (24740, 69058), (25112, 68035), (27214, 62780), (31390, 54428), (32120, 53191), (34529, 49480)]