7140380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{947}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 16722720

約数和(自身を除く): 9582340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 947, 1508, 1885, 1894, 3770, 3788, 4735, 7540, 9470, 12311, 18940, 24622, 27463, 49244, 54926, 61555, 109852, 123110, 137315, 246220, 274630, 357019, 549260, 714038, 1428076, 1785095, 3570190, 7140380]

約数ペア:

[(1, 7140380), (2, 3570190), (4, 1785095), (5, 1428076), (10, 714038), (13, 549260), (20, 357019), (26, 274630), (29, 246220), (52, 137315), (58, 123110), (65, 109852), (116, 61555), (130, 54926), (145, 49244), (260, 27463), (290, 24622), (377, 18940), (580, 12311), (754, 9470), (947, 7540), (1508, 4735), (1885, 3788), (1894, 3770)]