356098340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{3947}}^1$

素因数の和:4316

約数の個数: 48

約数和(自身を含む): 807855552

約数和(自身を除く): 451757212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347, 694, 1388, 1735, 3470, 3947, 4511, 6940, 7894, 9022, 15788, 18044, 19735, 22555, 39470, 45110, 51311, 78940, 90220, 102622, 205244, 256555, 513110, 1026220, 1369609, 2739218, 5478436, 6848045, 13696090, 17804917, 27392180, 35609834, 71219668, 89024585, 178049170, 356098340]

約数ペア:

[(1, 356098340), (2, 178049170), (4, 89024585), (5, 71219668), (10, 35609834), (13, 27392180), (20, 17804917), (26, 13696090), (52, 6848045), (65, 5478436), (130, 2739218), (260, 1369609), (347, 1026220), (694, 513110), (1388, 256555), (1735, 205244), (3470, 102622), (3947, 90220), (4511, 78940), (6940, 51311), (7894, 45110), (9022, 39470), (15788, 22555), (18044, 19735)]