30385420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{116867}}^1$

素因数の和:116889

約数の個数: 24

約数和(自身を含む): 68718384

約数和(自身を除く): 38332964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 116867, 233734, 467468, 584335, 1168670, 1519271, 2337340, 3038542, 6077084, 7596355, 15192710, 30385420]

約数ペア:

[(1, 30385420), (2, 15192710), (4, 7596355), (5, 6077084), (10, 3038542), (13, 2337340), (20, 1519271), (26, 1168670), (52, 584335), (65, 467468), (130, 233734), (260, 116867)]