13366220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{593}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 34128864

約数和(自身を除く): 20762644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 593, 644, 805, 980, 1127, 1186, 1610, 2254, 2372, 2965, 3220, 4151, 4508, 5635, 5930, 8302, 11270, 11860, 13639, 16604, 20755, 22540, 27278, 29057, 41510, 54556, 58114, 68195, 83020, 95473, 116228, 136390, 145285, 190946, 272780, 290570, 381892, 477365, 581140, 668311, 954730, 1336622, 1909460, 2673244, 3341555, 6683110, 13366220]

約数ペア:

[(1, 13366220), (2, 6683110), (4, 3341555), (5, 2673244), (7, 1909460), (10, 1336622), (14, 954730), (20, 668311), (23, 581140), (28, 477365), (35, 381892), (46, 290570), (49, 272780), (70, 190946), (92, 145285), (98, 136390), (115, 116228), (140, 95473), (161, 83020), (196, 68195), (230, 58114), (245, 54556), (322, 41510), (460, 29057), (490, 27278), (593, 22540), (644, 20755), (805, 16604), (980, 13639), (1127, 11860), (1186, 11270), (1610, 8302), (2254, 5930), (2372, 5635), (2965, 4508), (3220, 4151)]