202396720

素因数分解:

$2^4\times 5^1\times {\mathrm{2529959}}^1$

素因数の和:2529972

約数の個数: 20

約数和(自身を含む): 470572560

約数和(自身を除く): 268175840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2529959, 5059918, 10119836, 12649795, 20239672, 25299590, 40479344, 50599180, 101198360, 202396720]

約数ペア:

[(1, 202396720), (2, 101198360), (4, 50599180), (5, 40479344), (8, 25299590), (10, 20239672), (16, 12649795), (20, 10119836), (40, 5059918), (80, 2529959)]