8466700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 20623680

約数和(自身を除く): 12156980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 43, 44, 50, 55, 86, 100, 110, 172, 179, 215, 220, 275, 358, 430, 473, 550, 716, 860, 895, 946, 1075, 1100, 1790, 1892, 1969, 2150, 2365, 3580, 3938, 4300, 4475, 4730, 7697, 7876, 8950, 9460, 9845, 11825, 15394, 17900, 19690, 23650, 30788, 38485, 39380, 47300, 49225, 76970, 84667, 98450, 153940, 169334, 192425, 196900, 338668, 384850, 423335, 769700, 846670, 1693340, 2116675, 4233350, 8466700]

約数ペア:

[(1, 8466700), (2, 4233350), (4, 2116675), (5, 1693340), (10, 846670), (11, 769700), (20, 423335), (22, 384850), (25, 338668), (43, 196900), (44, 192425), (50, 169334), (55, 153940), (86, 98450), (100, 84667), (110, 76970), (172, 49225), (179, 47300), (215, 39380), (220, 38485), (275, 30788), (358, 23650), (430, 19690), (473, 17900), (550, 15394), (716, 11825), (860, 9845), (895, 9460), (946, 8950), (1075, 7876), (1100, 7697), (1790, 4730), (1892, 4475), (1969, 4300), (2150, 3938), (2365, 3580)]