1908404680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{524287}}^1$

素因数の和:524318

約数の個数: 64

約数和(自身を含む): 5284823040

約数和(自身を除く): 3376418360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 524287, 1048574, 2097148, 2621435, 3670009, 4194296, 5242870, 6815731, 7340018, 10485740, 13631462, 14680036, 18350045, 20971480, 27262924, 29360072, 34078655, 36700090, 47710117, 54525848, 68157310, 73400180, 95420234, 136314620, 146800360, 190840468, 238550585, 272629240, 381680936, 477101170, 954202340, 1908404680]

約数ペア:

[(1, 1908404680), (2, 954202340), (4, 477101170), (5, 381680936), (7, 272629240), (8, 238550585), (10, 190840468), (13, 146800360), (14, 136314620), (20, 95420234), (26, 73400180), (28, 68157310), (35, 54525848), (40, 47710117), (52, 36700090), (56, 34078655), (65, 29360072), (70, 27262924), (91, 20971480), (104, 18350045), (130, 14680036), (140, 13631462), (182, 10485740), (260, 7340018), (280, 6815731), (364, 5242870), (455, 4194296), (520, 3670009), (728, 2621435), (910, 2097148), (1820, 1048574), (3640, 524287)]