105986980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1999}}^1$

素因数の和:2260

約数の個数: 48

約数和(自身を含む): 243936000

約数和(自身を除く): 137949020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 241, 482, 964, 1205, 1999, 2410, 2651, 3998, 4820, 5302, 7996, 9995, 10604, 13255, 19990, 21989, 26510, 39980, 43978, 53020, 87956, 109945, 219890, 439780, 481759, 963518, 1927036, 2408795, 4817590, 5299349, 9635180, 10598698, 21197396, 26496745, 52993490, 105986980]

約数ペア:

[(1, 105986980), (2, 52993490), (4, 26496745), (5, 21197396), (10, 10598698), (11, 9635180), (20, 5299349), (22, 4817590), (44, 2408795), (55, 1927036), (110, 963518), (220, 481759), (241, 439780), (482, 219890), (964, 109945), (1205, 87956), (1999, 53020), (2410, 43978), (2651, 39980), (3998, 26510), (4820, 21989), (5302, 19990), (7996, 13255), (9995, 10604)]