28587248

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{347}}^1$

素因数の和:645

約数の個数: 40

約数和(自身を含む): 58686720

約数和(自身を除く): 30099472

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 271, 304, 347, 542, 694, 1084, 1388, 2168, 2776, 4336, 5149, 5552, 6593, 10298, 13186, 20596, 26372, 41192, 52744, 82384, 94037, 105488, 188074, 376148, 752296, 1504592, 1786703, 3573406, 7146812, 14293624, 28587248]

約数ペア:

[(1, 28587248), (2, 14293624), (4, 7146812), (8, 3573406), (16, 1786703), (19, 1504592), (38, 752296), (76, 376148), (152, 188074), (271, 105488), (304, 94037), (347, 82384), (542, 52744), (694, 41192), (1084, 26372), (1388, 20596), (2168, 13186), (2776, 10298), (4336, 6593), (5149, 5552)]