20668462360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5678149}}^1$

素因数の和:5678180

約数の個数: 64

約数和(自身を含む): 57235752000

約数和(自身を除く): 36567289640

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, 5678149, 11356298, 22712596, 28390745, 39747043, 45425192, 56781490, 73815937, 79494086, 113562980, 147631874, 158988172, 198735215, 227125960, 295263748, 317976344, 369079685, 397470430, 516711559, 590527496, 738159370, 794940860, 1033423118, 1476318740, 1589881720, 2066846236, 2583557795, 2952637480, 4133692472, 5167115590, 10334231180, 20668462360]

約数ペア:

[(1, 20668462360), (2, 10334231180), (4, 5167115590), (5, 4133692472), (7, 2952637480), (8, 2583557795), (10, 2066846236), (13, 1589881720), (14, 1476318740), (20, 1033423118), (26, 794940860), (28, 738159370), (35, 590527496), (40, 516711559), (52, 397470430), (56, 369079685), (65, 317976344), (70, 295263748), (91, 227125960), (104, 198735215), (130, 158988172), (140, 147631874), (182, 113562980), (260, 79494086), (280, 73815937), (364, 56781490), (455, 45425192), (520, 39747043), (728, 28390745), (910, 22712596), (1820, 11356298), (3640, 5678149)]