2223130

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{349}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 5027400

約数和(自身を除く): 2804270

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 349, 455, 490, 637, 698, 910, 1274, 1745, 2443, 3185, 3490, 4537, 4886, 6370, 9074, 12215, 17101, 22685, 24430, 31759, 34202, 45370, 63518, 85505, 158795, 171010, 222313, 317590, 444626, 1111565, 2223130]

約数ペア:

[(1, 2223130), (2, 1111565), (5, 444626), (7, 317590), (10, 222313), (13, 171010), (14, 158795), (26, 85505), (35, 63518), (49, 45370), (65, 34202), (70, 31759), (91, 24430), (98, 22685), (130, 17101), (182, 12215), (245, 9074), (349, 6370), (455, 4886), (490, 4537), (637, 3490), (698, 3185), (910, 2443), (1274, 1745)]