123285580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3761}}^1$

素因数の和:3930

約数の個数: 48

約数和(自身を含む): 284407200

約数和(自身を除く): 161121620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 149, 220, 298, 596, 745, 1490, 1639, 2980, 3278, 3761, 6556, 7522, 8195, 15044, 16390, 18805, 32780, 37610, 41371, 75220, 82742, 165484, 206855, 413710, 560389, 827420, 1120778, 2241556, 2801945, 5603890, 6164279, 11207780, 12328558, 24657116, 30821395, 61642790, 123285580]

約数ペア:

[(1, 123285580), (2, 61642790), (4, 30821395), (5, 24657116), (10, 12328558), (11, 11207780), (20, 6164279), (22, 5603890), (44, 2801945), (55, 2241556), (110, 1120778), (149, 827420), (220, 560389), (298, 413710), (596, 206855), (745, 165484), (1490, 82742), (1639, 75220), (2980, 41371), (3278, 37610), (3761, 32780), (6556, 18805), (7522, 16390), (8195, 15044)]