201728440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{136303}}^1$

素因数の和:136351

約数の個数: 32

約数和(自身を含む): 466159680

約数和(自身を除く): 264431240

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 136303, 272606, 545212, 681515, 1090424, 1363030, 2726060, 5043211, 5452120, 10086422, 20172844, 25216055, 40345688, 50432110, 100864220, 201728440]

約数ペア:

[(1, 201728440), (2, 100864220), (4, 50432110), (5, 40345688), (8, 25216055), (10, 20172844), (20, 10086422), (37, 5452120), (40, 5043211), (74, 2726060), (148, 1363030), (185, 1090424), (296, 681515), (370, 545212), (740, 272606), (1480, 136303)]