426953020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{38189}}^1$

素因数の和:38254

約数の個数: 48

約数和(自身を含む): 988051680

約数和(自身を除く): 561098660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 860, 1118, 2236, 2795, 5590, 11180, 38189, 76378, 152756, 190945, 381890, 496457, 763780, 992914, 1642127, 1985828, 2482285, 3284254, 4964570, 6568508, 8210635, 9929140, 16421270, 21347651, 32842540, 42695302, 85390604, 106738255, 213476510, 426953020]

約数ペア:

[(1, 426953020), (2, 213476510), (4, 106738255), (5, 85390604), (10, 42695302), (13, 32842540), (20, 21347651), (26, 16421270), (43, 9929140), (52, 8210635), (65, 6568508), (86, 4964570), (130, 3284254), (172, 2482285), (215, 1985828), (260, 1642127), (430, 992914), (559, 763780), (860, 496457), (1118, 381890), (2236, 190945), (2795, 152756), (5590, 76378), (11180, 38189)]