12940256

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1409}}^1$

素因数の和:1467

約数の個数: 48

約数和(自身を含む): 29846880

約数和(自身を除く): 16906624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 82, 112, 164, 224, 287, 328, 574, 656, 1148, 1312, 1409, 2296, 2818, 4592, 5636, 9184, 9863, 11272, 19726, 22544, 39452, 45088, 57769, 78904, 115538, 157808, 231076, 315616, 404383, 462152, 808766, 924304, 1617532, 1848608, 3235064, 6470128, 12940256]

約数ペア:

[(1, 12940256), (2, 6470128), (4, 3235064), (7, 1848608), (8, 1617532), (14, 924304), (16, 808766), (28, 462152), (32, 404383), (41, 315616), (56, 231076), (82, 157808), (112, 115538), (164, 78904), (224, 57769), (287, 45088), (328, 39452), (574, 22544), (656, 19726), (1148, 11272), (1312, 9863), (1409, 9184), (2296, 5636), (2818, 4592)]