11879780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4909}}^1$

素因数の和:4940

約数の個数: 36

約数和(自身を含む): 27427260

約数和(自身を除く): 15547480

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 4909, 9818, 19636, 24545, 49090, 53999, 98180, 107998, 215996, 269995, 539990, 593989, 1079980, 1187978, 2375956, 2969945, 5939890, 11879780]

約数ペア:

[(1, 11879780), (2, 5939890), (4, 2969945), (5, 2375956), (10, 1187978), (11, 1079980), (20, 593989), (22, 539990), (44, 269995), (55, 215996), (110, 107998), (121, 98180), (220, 53999), (242, 49090), (484, 24545), (605, 19636), (1210, 9818), (2420, 4909)]