28400848

素因数分解:

$2^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1061}}^1$

素因数の和:1315

約数の個数: 40

約数和(自身を含む): 63210240

約数和(自身を除く): 34809392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 239, 478, 956, 1061, 1673, 1912, 2122, 3346, 3824, 4244, 6692, 7427, 8488, 13384, 14854, 16976, 26768, 29708, 59416, 118832, 253579, 507158, 1014316, 1775053, 2028632, 3550106, 4057264, 7100212, 14200424, 28400848]

約数ペア:

[(1, 28400848), (2, 14200424), (4, 7100212), (7, 4057264), (8, 3550106), (14, 2028632), (16, 1775053), (28, 1014316), (56, 507158), (112, 253579), (239, 118832), (478, 59416), (956, 29708), (1061, 26768), (1673, 16976), (1912, 14854), (2122, 13384), (3346, 8488), (3824, 7427), (4244, 6692)]