20170210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2003}}^1$

素因数の和:2082

約数の個数: 32

約数和(自身を含む): 38957760

約数和(自身を除く): 18787550

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 530, 1007, 2003, 2014, 4006, 5035, 10015, 10070, 20030, 38057, 76114, 106159, 190285, 212318, 380570, 530795, 1061590, 2017021, 4034042, 10085105, 20170210]

約数ペア:

[(1, 20170210), (2, 10085105), (5, 4034042), (10, 2017021), (19, 1061590), (38, 530795), (53, 380570), (95, 212318), (106, 190285), (190, 106159), (265, 76114), (530, 38057), (1007, 20030), (2003, 10070), (2014, 10015), (4006, 5035)]