20148710

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{22639}}^1$

素因数の和:22735

約数の個数: 16

約数和(自身を含む): 36676800

約数和(自身を除く): 16528090

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 22639, 45278, 113195, 226390, 2014871, 4029742, 10074355, 20148710]

約数ペア:

[(1, 20148710), (2, 10074355), (5, 4029742), (10, 2014871), (89, 226390), (178, 113195), (445, 45278), (890, 22639)]