7029789320

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{809}}^1\times {\mathrm{1993}}^1$

素因数の和:2922

約数の個数: 64

約数和(自身を含む): 15989886000

約数和(自身を除く): 8960096680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 809, 872, 1090, 1618, 1993, 2180, 3236, 3986, 4045, 4360, 6472, 7972, 8090, 9965, 15944, 16180, 19930, 32360, 39860, 79720, 88181, 176362, 217237, 352724, 434474, 440905, 705448, 868948, 881810, 1086185, 1612337, 1737896, 1763620, 2172370, 3224674, 3527240, 4344740, 6449348, 8061685, 8689480, 12898696, 16123370, 32246740, 64493480, 175744733, 351489466, 702978932, 878723665, 1405957864, 1757447330, 3514894660, 7029789320]

約数ペア:

[(1, 7029789320), (2, 3514894660), (4, 1757447330), (5, 1405957864), (8, 878723665), (10, 702978932), (20, 351489466), (40, 175744733), (109, 64493480), (218, 32246740), (436, 16123370), (545, 12898696), (809, 8689480), (872, 8061685), (1090, 6449348), (1618, 4344740), (1993, 3527240), (2180, 3224674), (3236, 2172370), (3986, 1763620), (4045, 1737896), (4360, 1612337), (6472, 1086185), (7972, 881810), (8090, 868948), (9965, 705448), (15944, 440905), (16180, 434474), (19930, 352724), (32360, 217237), (39860, 176362), (79720, 88181)]