1908772240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{5179}}^1$

素因数の和:5480

約数の個数: 80

約数和(自身を含む): 4717198080

約数和(自身を除く): 2808425840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 271, 272, 340, 542, 680, 1084, 1355, 1360, 2168, 2710, 4336, 4607, 5179, 5420, 9214, 10358, 10840, 18428, 20716, 21680, 23035, 25895, 36856, 41432, 46070, 51790, 73712, 82864, 88043, 92140, 103580, 176086, 184280, 207160, 352172, 368560, 414320, 440215, 704344, 880430, 1403509, 1408688, 1760860, 2807018, 3521720, 5614036, 7017545, 7043440, 11228072, 14035090, 22456144, 23859653, 28070180, 47719306, 56140360, 95438612, 112280720, 119298265, 190877224, 238596530, 381754448, 477193060, 954386120, 1908772240]

約数ペア:

[(1, 1908772240), (2, 954386120), (4, 477193060), (5, 381754448), (8, 238596530), (10, 190877224), (16, 119298265), (17, 112280720), (20, 95438612), (34, 56140360), (40, 47719306), (68, 28070180), (80, 23859653), (85, 22456144), (136, 14035090), (170, 11228072), (271, 7043440), (272, 7017545), (340, 5614036), (542, 3521720), (680, 2807018), (1084, 1760860), (1355, 1408688), (1360, 1403509), (2168, 880430), (2710, 704344), (4336, 440215), (4607, 414320), (5179, 368560), (5420, 352172), (9214, 207160), (10358, 184280), (10840, 176086), (18428, 103580), (20716, 92140), (21680, 88043), (23035, 82864), (25895, 73712), (36856, 51790), (41432, 46070)]