40344290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{3671}}^1$

素因数の和:3842

約数の個数: 32

約数和(自身を含む): 83545344

約数和(自身を除く): 43201054

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 2198, 3671, 5495, 7342, 10990, 18355, 25697, 36710, 51394, 128485, 256970, 576347, 1152694, 2881735, 4034429, 5763470, 8068858, 20172145, 40344290]

約数ペア:

[(1, 40344290), (2, 20172145), (5, 8068858), (7, 5763470), (10, 4034429), (14, 2881735), (35, 1152694), (70, 576347), (157, 256970), (314, 128485), (785, 51394), (1099, 36710), (1570, 25697), (2198, 18355), (3671, 10990), (5495, 7342)]