28170880

素因数分解:

$2^7\times 5^1\times {\mathrm{44017}}^1$

素因数の和:44036

約数の個数: 32

約数和(自身を含む): 67347540

約数和(自身を除く): 39176660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 44017, 88034, 176068, 220085, 352136, 440170, 704272, 880340, 1408544, 1760680, 2817088, 3521360, 5634176, 7042720, 14085440, 28170880]

約数ペア:

[(1, 28170880), (2, 14085440), (4, 7042720), (5, 5634176), (8, 3521360), (10, 2817088), (16, 1760680), (20, 1408544), (32, 880340), (40, 704272), (64, 440170), (80, 352136), (128, 220085), (160, 176068), (320, 88034), (640, 44017)]