8219420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37361}}^1$

素因数の和:37381

約数の個数: 24

約数和(自身を含む): 18830448

約数和(自身を除く): 10611028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 37361, 74722, 149444, 186805, 373610, 410971, 747220, 821942, 1643884, 2054855, 4109710, 8219420]

約数ペア:

[(1, 8219420), (2, 4109710), (4, 2054855), (5, 1643884), (10, 821942), (11, 747220), (20, 410971), (22, 373610), (44, 186805), (55, 149444), (110, 74722), (220, 37361)]