28414380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3407}}^1$

素因数の和:3558

約数の個数: 48

約数和(自身を含む): 80156160

約数和(自身を除く): 51741780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 139, 278, 417, 556, 695, 834, 1390, 1668, 2085, 2780, 3407, 4170, 6814, 8340, 10221, 13628, 17035, 20442, 34070, 40884, 51105, 68140, 102210, 204420, 473573, 947146, 1420719, 1894292, 2367865, 2841438, 4735730, 5682876, 7103595, 9471460, 14207190, 28414380]

約数ペア:

[(1, 28414380), (2, 14207190), (3, 9471460), (4, 7103595), (5, 5682876), (6, 4735730), (10, 2841438), (12, 2367865), (15, 1894292), (20, 1420719), (30, 947146), (60, 473573), (139, 204420), (278, 102210), (417, 68140), (556, 51105), (695, 40884), (834, 34070), (1390, 20442), (1668, 17035), (2085, 13628), (2780, 10221), (3407, 8340), (4170, 6814)]