54680890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21613}}^1$

素因数の和:21654

約数の個数: 32

約数和(自身を含む): 112046976

約数和(自身を除く): 57366086

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 21613, 43226, 108065, 216130, 237743, 475486, 497099, 994198, 1188715, 2377430, 2485495, 4970990, 5468089, 10936178, 27340445, 54680890]

約数ペア:

[(1, 54680890), (2, 27340445), (5, 10936178), (10, 5468089), (11, 4970990), (22, 2485495), (23, 2377430), (46, 1188715), (55, 994198), (110, 497099), (115, 475486), (230, 237743), (253, 216130), (506, 108065), (1265, 43226), (2530, 21613)]