20882470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{1109}}^1$

素因数の和:1392

約数の個数: 32

約数和(自身を含む): 43156800

約数和(自身を除く): 22274330

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 269, 538, 1109, 1345, 1883, 2218, 2690, 3766, 5545, 7763, 9415, 11090, 15526, 18830, 38815, 77630, 298321, 596642, 1491605, 2088247, 2983210, 4176494, 10441235, 20882470]

約数ペア:

[(1, 20882470), (2, 10441235), (5, 4176494), (7, 2983210), (10, 2088247), (14, 1491605), (35, 596642), (70, 298321), (269, 77630), (538, 38815), (1109, 18830), (1345, 15526), (1883, 11090), (2218, 9415), (2690, 7763), (3766, 5545)]