124223560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{72223}}^1$

素因数の和:72277

約数の個数: 32

約数和(自身を含む): 286007040

約数和(自身を除く): 161783480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 72223, 144446, 288892, 361115, 577784, 722230, 1444460, 2888920, 3105589, 6211178, 12422356, 15527945, 24844712, 31055890, 62111780, 124223560]

約数ペア:

[(1, 124223560), (2, 62111780), (4, 31055890), (5, 24844712), (8, 15527945), (10, 12422356), (20, 6211178), (40, 3105589), (43, 2888920), (86, 1444460), (172, 722230), (215, 577784), (344, 361115), (430, 288892), (860, 144446), (1720, 72223)]