72900380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{520717}}^1$

素因数の和:520733

約数の個数: 24

約数和(自身を含む): 174961248

約数和(自身を除く): 102060868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 520717, 1041434, 2082868, 2603585, 3645019, 5207170, 7290038, 10414340, 14580076, 18225095, 36450190, 72900380]

約数ペア:

[(1, 72900380), (2, 36450190), (4, 18225095), (5, 14580076), (7, 10414340), (10, 7290038), (14, 5207170), (20, 3645019), (28, 2603585), (35, 2082868), (70, 1041434), (140, 520717)]