29945740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1723}}^1$

素因数の和:1822

約数の個数: 48

約数和(自身を含む): 69511680

約数和(自身を除く): 39565940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1723, 1738, 3446, 3476, 4345, 6892, 8615, 8690, 17230, 17380, 18953, 34460, 37906, 75812, 94765, 136117, 189530, 272234, 379060, 544468, 680585, 1361170, 1497287, 2722340, 2994574, 5989148, 7486435, 14972870, 29945740]

約数ペア:

[(1, 29945740), (2, 14972870), (4, 7486435), (5, 5989148), (10, 2994574), (11, 2722340), (20, 1497287), (22, 1361170), (44, 680585), (55, 544468), (79, 379060), (110, 272234), (158, 189530), (220, 136117), (316, 94765), (395, 75812), (790, 37906), (869, 34460), (1580, 18953), (1723, 17380), (1738, 17230), (3446, 8690), (3476, 8615), (4345, 6892)]