2238974540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{15877}}^1$

素因数の和:16538

約数の個数: 48

約数和(自身を含む): 5137612704

約数和(自身を除く): 2898638164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 641, 1282, 2564, 3205, 6410, 7051, 12820, 14102, 15877, 28204, 31754, 35255, 63508, 70510, 79385, 141020, 158770, 174647, 317540, 349294, 698588, 873235, 1746470, 3492940, 10177157, 20354314, 40708628, 50885785, 101771570, 111948727, 203543140, 223897454, 447794908, 559743635, 1119487270, 2238974540]

約数ペア:

[(1, 2238974540), (2, 1119487270), (4, 559743635), (5, 447794908), (10, 223897454), (11, 203543140), (20, 111948727), (22, 101771570), (44, 50885785), (55, 40708628), (110, 20354314), (220, 10177157), (641, 3492940), (1282, 1746470), (2564, 873235), (3205, 698588), (6410, 349294), (7051, 317540), (12820, 174647), (14102, 158770), (15877, 141020), (28204, 79385), (31754, 70510), (35255, 63508)]