30988784

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:633

約数の個数: 40

約数和(自身を含む): 62266848

約数和(自身を除く): 31278064

約数列:

[1, 2, 4, 8, 16, 41, 82, 97, 164, 194, 328, 388, 487, 656, 776, 974, 1552, 1948, 3896, 3977, 7792, 7954, 15908, 19967, 31816, 39934, 47239, 63632, 79868, 94478, 159736, 188956, 319472, 377912, 755824, 1936799, 3873598, 7747196, 15494392, 30988784]

約数ペア:

[(1, 30988784), (2, 15494392), (4, 7747196), (8, 3873598), (16, 1936799), (41, 755824), (82, 377912), (97, 319472), (164, 188956), (194, 159736), (328, 94478), (388, 79868), (487, 63632), (656, 47239), (776, 39934), (974, 31816), (1552, 19967), (1948, 15908), (3896, 7954), (3977, 7792)]