30482140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{117239}}^1$

素因数の和:117261

約数の個数: 24

約数和(自身を含む): 68937120

約数和(自身を除く): 38454980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 117239, 234478, 468956, 586195, 1172390, 1524107, 2344780, 3048214, 6096428, 7620535, 15241070, 30482140]

約数ペア:

[(1, 30482140), (2, 15241070), (4, 7620535), (5, 6096428), (10, 3048214), (13, 2344780), (20, 1524107), (26, 1172390), (52, 586195), (65, 468956), (130, 234478), (260, 117239)]