918899260

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{311}}^1\times {\mathrm{613}}^1$

素因数の和:1174

約数の個数: 48

約数和(自身を含む): 1947097152

約数和(自身を除く): 1028197892

約数列:

[1, 2, 4, 5, 10, 20, 241, 311, 482, 613, 622, 964, 1205, 1226, 1244, 1555, 2410, 2452, 3065, 3110, 4820, 6130, 6220, 12260, 74951, 147733, 149902, 190643, 295466, 299804, 374755, 381286, 590932, 738665, 749510, 762572, 953215, 1477330, 1499020, 1906430, 2954660, 3812860, 45944963, 91889926, 183779852, 229724815, 459449630, 918899260]

約数ペア:

[(1, 918899260), (2, 459449630), (4, 229724815), (5, 183779852), (10, 91889926), (20, 45944963), (241, 3812860), (311, 2954660), (482, 1906430), (613, 1499020), (622, 1477330), (964, 953215), (1205, 762572), (1226, 749510), (1244, 738665), (1555, 590932), (2410, 381286), (2452, 374755), (3065, 299804), (3110, 295466), (4820, 190643), (6130, 149902), (6220, 147733), (12260, 74951)]