320434796

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{659}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 629354880

約数和(自身を除く): 308920084

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 257, 473, 514, 659, 946, 1028, 1318, 1892, 2636, 2827, 5654, 7249, 11051, 11308, 14498, 22102, 28337, 28996, 44204, 56674, 113348, 121561, 169363, 243122, 311707, 338726, 486244, 623414, 677452, 1246828, 1862993, 3725986, 7282609, 7451972, 14565218, 29130436, 80108699, 160217398, 320434796]

約数ペア:

[(1, 320434796), (2, 160217398), (4, 80108699), (11, 29130436), (22, 14565218), (43, 7451972), (44, 7282609), (86, 3725986), (172, 1862993), (257, 1246828), (473, 677452), (514, 623414), (659, 486244), (946, 338726), (1028, 311707), (1318, 243122), (1892, 169363), (2636, 121561), (2827, 113348), (5654, 56674), (7249, 44204), (11051, 28996), (11308, 28337), (14498, 22102)]