13633180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2050

約数の個数: 48

約数和(自身を含む): 32256000

約数和(自身を除く): 18622820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 1999, 3410, 3998, 6820, 7996, 9995, 19990, 21989, 39980, 43978, 61969, 87956, 109945, 123938, 219890, 247876, 309845, 439780, 619690, 681659, 1239380, 1363318, 2726636, 3408295, 6816590, 13633180]

約数ペア:

[(1, 13633180), (2, 6816590), (4, 3408295), (5, 2726636), (10, 1363318), (11, 1239380), (20, 681659), (22, 619690), (31, 439780), (44, 309845), (55, 247876), (62, 219890), (110, 123938), (124, 109945), (155, 87956), (220, 61969), (310, 43978), (341, 39980), (620, 21989), (682, 19990), (1364, 9995), (1705, 7996), (1999, 6820), (3410, 3998)]