73855820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{217223}}^1$

素因数の和:217249

約数の個数: 24

約数和(自身を含む): 164221344

約数和(自身を除く): 90365524

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 217223, 434446, 868892, 1086115, 2172230, 3692791, 4344460, 7385582, 14771164, 18463955, 36927910, 73855820]

約数ペア:

[(1, 73855820), (2, 36927910), (4, 18463955), (5, 14771164), (10, 7385582), (17, 4344460), (20, 3692791), (34, 2172230), (68, 1086115), (85, 868892), (170, 434446), (340, 217223)]