40561808

素因数分解:

$2^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:437

約数の個数: 80

約数和(自身を含む): 96720000

約数和(自身を除く): 56158192

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 343, 389, 392, 532, 686, 778, 784, 931, 1064, 1372, 1556, 1862, 2128, 2723, 2744, 3112, 3724, 5446, 5488, 6224, 6517, 7391, 7448, 10892, 13034, 14782, 14896, 19061, 21784, 26068, 29564, 38122, 43568, 51737, 52136, 59128, 76244, 103474, 104272, 118256, 133427, 152488, 206948, 266854, 304976, 362159, 413896, 533708, 724318, 827792, 1067416, 1448636, 2134832, 2535113, 2897272, 5070226, 5794544, 10140452, 20280904, 40561808]

約数ペア:

[(1, 40561808), (2, 20280904), (4, 10140452), (7, 5794544), (8, 5070226), (14, 2897272), (16, 2535113), (19, 2134832), (28, 1448636), (38, 1067416), (49, 827792), (56, 724318), (76, 533708), (98, 413896), (112, 362159), (133, 304976), (152, 266854), (196, 206948), (266, 152488), (304, 133427), (343, 118256), (389, 104272), (392, 103474), (532, 76244), (686, 59128), (778, 52136), (784, 51737), (931, 43568), (1064, 38122), (1372, 29564), (1556, 26068), (1862, 21784), (2128, 19061), (2723, 14896), (2744, 14782), (3112, 13034), (3724, 10892), (5446, 7448), (5488, 7391), (6224, 6517)]