1427389580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1279}}^1\times {\mathrm{1361}}^1$

素因数の和:2690

約数の個数: 48

約数和(自身を含む): 3075287040

約数和(自身を除く): 1647897460

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1279, 1361, 2558, 2722, 5116, 5444, 6395, 6805, 12790, 13610, 25580, 27220, 52439, 55801, 104878, 111602, 209756, 223204, 262195, 279005, 524390, 558010, 1048780, 1116020, 1740719, 3481438, 6962876, 8703595, 17407190, 34814380, 71369479, 142738958, 285477916, 356847395, 713694790, 1427389580]

約数ペア:

[(1, 1427389580), (2, 713694790), (4, 356847395), (5, 285477916), (10, 142738958), (20, 71369479), (41, 34814380), (82, 17407190), (164, 8703595), (205, 6962876), (410, 3481438), (820, 1740719), (1279, 1116020), (1361, 1048780), (2558, 558010), (2722, 524390), (5116, 279005), (5444, 262195), (6395, 223204), (6805, 209756), (12790, 111602), (13610, 104878), (25580, 55801), (27220, 52439)]