28088608

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 57576960

約数和(自身を除く): 29488352

約数列:

[1, 2, 4, 8, 16, 32, 41, 79, 82, 158, 164, 271, 316, 328, 542, 632, 656, 1084, 1264, 1312, 2168, 2528, 3239, 4336, 6478, 8672, 11111, 12956, 21409, 22222, 25912, 42818, 44444, 51824, 85636, 88888, 103648, 171272, 177776, 342544, 355552, 685088, 877769, 1755538, 3511076, 7022152, 14044304, 28088608]

約数ペア:

[(1, 28088608), (2, 14044304), (4, 7022152), (8, 3511076), (16, 1755538), (32, 877769), (41, 685088), (79, 355552), (82, 342544), (158, 177776), (164, 171272), (271, 103648), (316, 88888), (328, 85636), (542, 51824), (632, 44444), (656, 42818), (1084, 25912), (1264, 22222), (1312, 21409), (2168, 12956), (2528, 11111), (3239, 8672), (4336, 6478)]