220994288

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{26209}}^1$

素因数の和:26265

約数の個数: 40

約数和(自身を含む): 468005760

約数和(自身を除く): 247011472

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 26209, 52418, 104836, 209672, 419344, 445553, 812479, 891106, 1624958, 1782212, 3249916, 3564424, 6499832, 7128848, 12999664, 13812143, 27624286, 55248572, 110497144, 220994288]

約数ペア:

[(1, 220994288), (2, 110497144), (4, 55248572), (8, 27624286), (16, 13812143), (17, 12999664), (31, 7128848), (34, 6499832), (62, 3564424), (68, 3249916), (124, 1782212), (136, 1624958), (248, 891106), (272, 812479), (496, 445553), (527, 419344), (1054, 209672), (2108, 104836), (4216, 52418), (8432, 26209)]