2028392960

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{72031}}^1$

素因数の和:72065

約数の個数: 80

約数和(自身を含む): 5305588992

約数和(自身を除く): 3277196032

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1408, 1760, 2560, 2816, 3520, 5632, 7040, 14080, 28160, 72031, 144062, 288124, 360155, 576248, 720310, 792341, 1152496, 1440620, 1584682, 2304992, 2881240, 3169364, 3961705, 4609984, 5762480, 6338728, 7923410, 9219968, 11524960, 12677456, 15846820, 18439936, 23049920, 25354912, 31693640, 36879872, 46099840, 50709824, 63387280, 92199680, 101419648, 126774560, 184399360, 202839296, 253549120, 405678592, 507098240, 1014196480, 2028392960]

約数ペア:

[(1, 2028392960), (2, 1014196480), (4, 507098240), (5, 405678592), (8, 253549120), (10, 202839296), (11, 184399360), (16, 126774560), (20, 101419648), (22, 92199680), (32, 63387280), (40, 50709824), (44, 46099840), (55, 36879872), (64, 31693640), (80, 25354912), (88, 23049920), (110, 18439936), (128, 15846820), (160, 12677456), (176, 11524960), (220, 9219968), (256, 7923410), (320, 6338728), (352, 5762480), (440, 4609984), (512, 3961705), (640, 3169364), (704, 2881240), (880, 2304992), (1280, 1584682), (1408, 1440620), (1760, 1152496), (2560, 792341), (2816, 720310), (3520, 576248), (5632, 360155), (7040, 288124), (14080, 144062), (28160, 72031)]