2069778880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{769}}^1$

素因数の和:1446

約数の個数: 112

約数和(自身を含む): 5322905280

約数和(自身を除く): 3253126400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 647, 769, 832, 1040, 1294, 1538, 2080, 2588, 3076, 3235, 3845, 4160, 5176, 6152, 6470, 7690, 8411, 9997, 10352, 12304, 12940, 15380, 16822, 19994, 20704, 24608, 25880, 30760, 33644, 39988, 41408, 42055, 49216, 49985, 51760, 61520, 67288, 79976, 84110, 99970, 103520, 123040, 134576, 159952, 168220, 199940, 207040, 246080, 269152, 319904, 336440, 399880, 497543, 538304, 639808, 672880, 799760, 995086, 1345760, 1599520, 1990172, 2487715, 2691520, 3199040, 3980344, 4975430, 6468059, 7960688, 9950860, 12936118, 15921376, 19901720, 25872236, 31842752, 32340295, 39803440, 51744472, 64680590, 79606880, 103488944, 129361180, 159213760, 206977888, 258722360, 413955776, 517444720, 1034889440, 2069778880]

約数ペア:

[(1, 2069778880), (2, 1034889440), (4, 517444720), (5, 413955776), (8, 258722360), (10, 206977888), (13, 159213760), (16, 129361180), (20, 103488944), (26, 79606880), (32, 64680590), (40, 51744472), (52, 39803440), (64, 32340295), (65, 31842752), (80, 25872236), (104, 19901720), (130, 15921376), (160, 12936118), (208, 9950860), (260, 7960688), (320, 6468059), (416, 4975430), (520, 3980344), (647, 3199040), (769, 2691520), (832, 2487715), (1040, 1990172), (1294, 1599520), (1538, 1345760), (2080, 995086), (2588, 799760), (3076, 672880), (3235, 639808), (3845, 538304), (4160, 497543), (5176, 399880), (6152, 336440), (6470, 319904), (7690, 269152), (8411, 246080), (9997, 207040), (10352, 199940), (12304, 168220), (12940, 159952), (15380, 134576), (16822, 123040), (19994, 103520), (20704, 99970), (24608, 84110), (25880, 79976), (30760, 67288), (33644, 61520), (39988, 51760), (41408, 49985), (42055, 49216)]