428864480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{243673}}^1$

素因数の和:243699

約数の個数: 48

約数和(自身を含む): 1105305264

約数和(自身を除く): 676440784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 243673, 487346, 974692, 1218365, 1949384, 2436730, 2680403, 3898768, 4873460, 5360806, 7797536, 9746920, 10721612, 13402015, 19493840, 21443224, 26804030, 38987680, 42886448, 53608060, 85772896, 107216120, 214432240, 428864480]

約数ペア:

[(1, 428864480), (2, 214432240), (4, 107216120), (5, 85772896), (8, 53608060), (10, 42886448), (11, 38987680), (16, 26804030), (20, 21443224), (22, 19493840), (32, 13402015), (40, 10721612), (44, 9746920), (55, 7797536), (80, 5360806), (88, 4873460), (110, 3898768), (160, 2680403), (176, 2436730), (220, 1949384), (352, 1218365), (440, 974692), (880, 487346), (1760, 243673)]