2611840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:90

約数の個数: 128

約数和(自身を含む): 7931520

約数和(自身を除く): 5319680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 53, 55, 56, 64, 70, 77, 80, 88, 106, 110, 112, 128, 140, 154, 160, 176, 212, 220, 224, 265, 280, 308, 320, 352, 371, 385, 424, 440, 448, 530, 560, 583, 616, 640, 704, 742, 770, 848, 880, 896, 1060, 1120, 1166, 1232, 1408, 1484, 1540, 1696, 1760, 1855, 2120, 2240, 2332, 2464, 2915, 2968, 3080, 3392, 3520, 3710, 4081, 4240, 4480, 4664, 4928, 5830, 5936, 6160, 6784, 7040, 7420, 8162, 8480, 9328, 9856, 11660, 11872, 12320, 14840, 16324, 16960, 18656, 20405, 23320, 23744, 24640, 29680, 32648, 33920, 37312, 40810, 46640, 47488, 49280, 59360, 65296, 74624, 81620, 93280, 118720, 130592, 163240, 186560, 237440, 261184, 326480, 373120, 522368, 652960, 1305920, 2611840]

約数ペア:

[(1, 2611840), (2, 1305920), (4, 652960), (5, 522368), (7, 373120), (8, 326480), (10, 261184), (11, 237440), (14, 186560), (16, 163240), (20, 130592), (22, 118720), (28, 93280), (32, 81620), (35, 74624), (40, 65296), (44, 59360), (53, 49280), (55, 47488), (56, 46640), (64, 40810), (70, 37312), (77, 33920), (80, 32648), (88, 29680), (106, 24640), (110, 23744), (112, 23320), (128, 20405), (140, 18656), (154, 16960), (160, 16324), (176, 14840), (212, 12320), (220, 11872), (224, 11660), (265, 9856), (280, 9328), (308, 8480), (320, 8162), (352, 7420), (371, 7040), (385, 6784), (424, 6160), (440, 5936), (448, 5830), (530, 4928), (560, 4664), (583, 4480), (616, 4240), (640, 4081), (704, 3710), (742, 3520), (770, 3392), (848, 3080), (880, 2968), (896, 2915), (1060, 2464), (1120, 2332), (1166, 2240), (1232, 2120), (1408, 1855), (1484, 1760), (1540, 1696)]