23157940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89069}}^1$

素因数の和:89091

約数の個数: 24

約数和(自身を含む): 52373160

約数和(自身を除く): 29215220

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 89069, 178138, 356276, 445345, 890690, 1157897, 1781380, 2315794, 4631588, 5789485, 11578970, 23157940]

約数ペア:

[(1, 23157940), (2, 11578970), (4, 5789485), (5, 4631588), (10, 2315794), (13, 1781380), (20, 1157897), (26, 890690), (52, 445345), (65, 356276), (130, 178138), (260, 89069)]