2011240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{653}}^1$

素因数の和:682

約数の個数: 64

約数和(自身を含む): 5650560

約数和(自身を除く): 3639320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 653, 770, 1306, 1540, 2612, 3080, 3265, 4571, 5224, 6530, 7183, 9142, 13060, 14366, 18284, 22855, 26120, 28732, 35915, 36568, 45710, 50281, 57464, 71830, 91420, 100562, 143660, 182840, 201124, 251405, 287320, 402248, 502810, 1005620, 2011240]

約数ペア:

[(1, 2011240), (2, 1005620), (4, 502810), (5, 402248), (7, 287320), (8, 251405), (10, 201124), (11, 182840), (14, 143660), (20, 100562), (22, 91420), (28, 71830), (35, 57464), (40, 50281), (44, 45710), (55, 36568), (56, 35915), (70, 28732), (77, 26120), (88, 22855), (110, 18284), (140, 14366), (154, 13060), (220, 9142), (280, 7183), (308, 6530), (385, 5224), (440, 4571), (616, 3265), (653, 3080), (770, 2612), (1306, 1540)]