8660428

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 18565120

約数和(自身を除く): 9904692

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 73, 76, 133, 146, 223, 266, 292, 446, 511, 532, 892, 1022, 1387, 1561, 2044, 2774, 3122, 4237, 5548, 6244, 8474, 9709, 16279, 16948, 19418, 29659, 32558, 38836, 59318, 65116, 113953, 118636, 227906, 309301, 455812, 618602, 1237204, 2165107, 4330214, 8660428]

約数ペア:

[(1, 8660428), (2, 4330214), (4, 2165107), (7, 1237204), (14, 618602), (19, 455812), (28, 309301), (38, 227906), (73, 118636), (76, 113953), (133, 65116), (146, 59318), (223, 38836), (266, 32558), (292, 29659), (446, 19418), (511, 16948), (532, 16279), (892, 9709), (1022, 8474), (1387, 6244), (1561, 5548), (2044, 4237), (2774, 3122)]