210557090

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{359}}^1\times {\mathrm{659}}^1$

素因数の和:1114

約数の個数: 32

約数和(自身を含む): 384912000

約数和(自身を除く): 174354910

約数列:

[1, 2, 5, 10, 89, 178, 359, 445, 659, 718, 890, 1318, 1795, 3295, 3590, 6590, 31951, 58651, 63902, 117302, 159755, 236581, 293255, 319510, 473162, 586510, 1182905, 2365810, 21055709, 42111418, 105278545, 210557090]

約数ペア:

[(1, 210557090), (2, 105278545), (5, 42111418), (10, 21055709), (89, 2365810), (178, 1182905), (359, 586510), (445, 473162), (659, 319510), (718, 293255), (890, 236581), (1318, 159755), (1795, 117302), (3295, 63902), (3590, 58651), (6590, 31951)]