221887490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{49199}}^1$

素因数の和:49258

約数の個数: 32

約数和(自身を含む): 446342400

約数和(自身を除く): 224454910

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 49199, 98398, 245995, 491990, 541189, 1082378, 2017159, 2705945, 4034318, 5411890, 10085795, 20171590, 22188749, 44377498, 110943745, 221887490]

約数ペア:

[(1, 221887490), (2, 110943745), (5, 44377498), (10, 22188749), (11, 20171590), (22, 10085795), (41, 5411890), (55, 4034318), (82, 2705945), (110, 2017159), (205, 1082378), (410, 541189), (451, 491990), (902, 245995), (2255, 98398), (4510, 49199)]