40446140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{1151}}^1$

素因数の和:1418

約数の個数: 48

約数和(自身を含む): 97542144

約数和(自身を除く): 57096004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 251, 502, 1004, 1151, 1255, 1757, 2302, 2510, 3514, 4604, 5020, 5755, 7028, 8057, 8785, 11510, 16114, 17570, 23020, 32228, 35140, 40285, 80570, 161140, 288901, 577802, 1155604, 1444505, 2022307, 2889010, 4044614, 5778020, 8089228, 10111535, 20223070, 40446140]

約数ペア:

[(1, 40446140), (2, 20223070), (4, 10111535), (5, 8089228), (7, 5778020), (10, 4044614), (14, 2889010), (20, 2022307), (28, 1444505), (35, 1155604), (70, 577802), (140, 288901), (251, 161140), (502, 80570), (1004, 40285), (1151, 35140), (1255, 32228), (1757, 23020), (2302, 17570), (2510, 16114), (3514, 11510), (4604, 8785), (5020, 8057), (5755, 7028)]