420592

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:376

約数の個数: 20

約数和(自身を含む): 826336

約数和(自身を除く): 405744

約数列:

[1, 2, 4, 8, 16, 97, 194, 271, 388, 542, 776, 1084, 1552, 2168, 4336, 26287, 52574, 105148, 210296, 420592]

約数ペア:

[(1, 420592), (2, 210296), (4, 105148), (8, 52574), (16, 26287), (97, 4336), (194, 2168), (271, 1552), (388, 1084), (542, 776)]