12420456

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 32503680

約数和(自身を除く): 20083224

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 71, 74, 111, 142, 148, 197, 213, 222, 284, 296, 394, 426, 444, 568, 591, 788, 852, 888, 1182, 1576, 1704, 2364, 2627, 4728, 5254, 7289, 7881, 10508, 13987, 14578, 15762, 21016, 21867, 27974, 29156, 31524, 41961, 43734, 55948, 58312, 63048, 83922, 87468, 111896, 167844, 174936, 335688, 517519, 1035038, 1552557, 2070076, 3105114, 4140152, 6210228, 12420456]

約数ペア:

[(1, 12420456), (2, 6210228), (3, 4140152), (4, 3105114), (6, 2070076), (8, 1552557), (12, 1035038), (24, 517519), (37, 335688), (71, 174936), (74, 167844), (111, 111896), (142, 87468), (148, 83922), (197, 63048), (213, 58312), (222, 55948), (284, 43734), (296, 41961), (394, 31524), (426, 29156), (444, 27974), (568, 21867), (591, 21016), (788, 15762), (852, 14578), (888, 13987), (1182, 10508), (1576, 7881), (1704, 7289), (2364, 5254), (2627, 4728)]