20005928470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42703}}^1\times {\mathrm{4259}}^1$

素因数の和:46980

約数の個数: 32

約数和(自身を含む): 39294512640

約数和(自身を除く): 19288584170

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 4259, 8518, 21295, 42590, 42703, 46849, 85406, 93698, 213515, 234245, 427030, 468490, 469733, 939466, 2348665, 4697330, 181872077, 363744154, 909360385, 1818720770, 2000592847, 4001185694, 10002964235, 20005928470]

約数ペア:

[(1, 20005928470), (2, 10002964235), (5, 4001185694), (10, 2000592847), (11, 1818720770), (22, 909360385), (55, 363744154), (110, 181872077), (4259, 4697330), (8518, 2348665), (21295, 939466), (42590, 469733), (42703, 468490), (46849, 427030), (85406, 234245), (93698, 213515)]