22890140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12577}}^1$

素因数の和:12606

約数の個数: 48

約数和(自身を含む): 59166912

約数和(自身を除く): 36276772

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 12577, 25154, 50308, 62885, 88039, 125770, 163501, 176078, 251540, 327002, 352156, 440195, 654004, 817505, 880390, 1144507, 1635010, 1760780, 2289014, 3270020, 4578028, 5722535, 11445070, 22890140]

約数ペア:

[(1, 22890140), (2, 11445070), (4, 5722535), (5, 4578028), (7, 3270020), (10, 2289014), (13, 1760780), (14, 1635010), (20, 1144507), (26, 880390), (28, 817505), (35, 654004), (52, 440195), (65, 352156), (70, 327002), (91, 251540), (130, 176078), (140, 163501), (182, 125770), (260, 88039), (364, 62885), (455, 50308), (910, 25154), (1820, 12577)]