4245440

素因数分解:

$2^6\times 5^1\times {\mathrm{13267}}^1$

素因数の和:13284

約数の個数: 28

約数和(自身を含む): 10110216

約数和(自身を除く): 5864776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 13267, 26534, 53068, 66335, 106136, 132670, 212272, 265340, 424544, 530680, 849088, 1061360, 2122720, 4245440]

約数ペア:

[(1, 4245440), (2, 2122720), (4, 1061360), (5, 849088), (8, 530680), (10, 424544), (16, 265340), (20, 212272), (32, 132670), (40, 106136), (64, 66335), (80, 53068), (160, 26534), (320, 13267)]