2019497920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{8563}}^1$

素因数の和:8658

約数の個数: 112

約数和(自身を含む): 5325026688

約数和(自身を除く): 3305528768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 67, 80, 88, 110, 134, 160, 176, 220, 268, 320, 335, 352, 440, 536, 670, 704, 737, 880, 1072, 1340, 1474, 1760, 2144, 2680, 2948, 3520, 3685, 4288, 5360, 5896, 7370, 8563, 10720, 11792, 14740, 17126, 21440, 23584, 29480, 34252, 42815, 47168, 58960, 68504, 85630, 94193, 117920, 137008, 171260, 188386, 235840, 274016, 342520, 376772, 470965, 548032, 573721, 685040, 753544, 941930, 1147442, 1370080, 1507088, 1883860, 2294884, 2740160, 2868605, 3014176, 3767720, 4589768, 5737210, 6028352, 6310931, 7535440, 9179536, 11474420, 12621862, 15070880, 18359072, 22948840, 25243724, 30141760, 31554655, 36718144, 45897680, 50487448, 63109310, 91795360, 100974896, 126218620, 183590720, 201949792, 252437240, 403899584, 504874480, 1009748960, 2019497920]

約数ペア:

[(1, 2019497920), (2, 1009748960), (4, 504874480), (5, 403899584), (8, 252437240), (10, 201949792), (11, 183590720), (16, 126218620), (20, 100974896), (22, 91795360), (32, 63109310), (40, 50487448), (44, 45897680), (55, 36718144), (64, 31554655), (67, 30141760), (80, 25243724), (88, 22948840), (110, 18359072), (134, 15070880), (160, 12621862), (176, 11474420), (220, 9179536), (268, 7535440), (320, 6310931), (335, 6028352), (352, 5737210), (440, 4589768), (536, 3767720), (670, 3014176), (704, 2868605), (737, 2740160), (880, 2294884), (1072, 1883860), (1340, 1507088), (1474, 1370080), (1760, 1147442), (2144, 941930), (2680, 753544), (2948, 685040), (3520, 573721), (3685, 548032), (4288, 470965), (5360, 376772), (5896, 342520), (7370, 274016), (8563, 235840), (10720, 188386), (11792, 171260), (14740, 137008), (17126, 117920), (21440, 94193), (23584, 85630), (29480, 68504), (34252, 58960), (42815, 47168)]