622773440

素因数分解:

$2^6\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5003}}^1$

素因数の和:5409

約数の個数: 56

約数和(自身を含む): 1487088720

約数和(自身を除く): 864315280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 389, 778, 1556, 1945, 3112, 3890, 5003, 6224, 7780, 10006, 12448, 15560, 20012, 24896, 25015, 31120, 40024, 50030, 62240, 80048, 100060, 124480, 160096, 200120, 320192, 400240, 800480, 1600960, 1946167, 3892334, 7784668, 9730835, 15569336, 19461670, 31138672, 38923340, 62277344, 77846680, 124554688, 155693360, 311386720, 622773440]

約数ペア:

[(1, 622773440), (2, 311386720), (4, 155693360), (5, 124554688), (8, 77846680), (10, 62277344), (16, 38923340), (20, 31138672), (32, 19461670), (40, 15569336), (64, 9730835), (80, 7784668), (160, 3892334), (320, 1946167), (389, 1600960), (778, 800480), (1556, 400240), (1945, 320192), (3112, 200120), (3890, 160096), (5003, 124480), (6224, 100060), (7780, 80048), (10006, 62240), (12448, 50030), (15560, 40024), (20012, 31120), (24896, 25015)]