28246990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{643}}^1$

素因数の和:864

約数の個数: 32

約数和(自身を含む): 53415936

約数和(自身を除く): 25168946

約数列:

[1, 2, 5, 10, 23, 46, 115, 191, 230, 382, 643, 955, 1286, 1910, 3215, 4393, 6430, 8786, 14789, 21965, 29578, 43930, 73945, 122813, 147890, 245626, 614065, 1228130, 2824699, 5649398, 14123495, 28246990]

約数ペア:

[(1, 28246990), (2, 14123495), (5, 5649398), (10, 2824699), (23, 1228130), (46, 614065), (115, 245626), (191, 147890), (230, 122813), (382, 73945), (643, 43930), (955, 29578), (1286, 21965), (1910, 14789), (3215, 8786), (4393, 6430)]