144408020

素因数分解:

$2^2\times 5^1\times {\mathrm{2053}}^1\times {\mathrm{3517}}^1$

素因数の和:5579

約数の個数: 24

約数和(自身を含む): 303490824

約数和(自身を除く): 159082804

約数列:

[1, 2, 4, 5, 10, 20, 2053, 3517, 4106, 7034, 8212, 10265, 14068, 17585, 20530, 35170, 41060, 70340, 7220401, 14440802, 28881604, 36102005, 72204010, 144408020]

約数ペア:

[(1, 144408020), (2, 72204010), (4, 36102005), (5, 28881604), (10, 14440802), (20, 7220401), (2053, 70340), (3517, 41060), (4106, 35170), (7034, 20530), (8212, 17585), (10265, 14068)]