40249858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:498

約数の個数: 32

約数和(自身を含む): 68257728

約数和(自身を除く): 28007870

約数列:

[1, 2, 11, 22, 37, 74, 197, 251, 394, 407, 502, 814, 2167, 2761, 4334, 5522, 7289, 9287, 14578, 18574, 49447, 80179, 98894, 102157, 160358, 204314, 543917, 1087834, 1829539, 3659078, 20124929, 40249858]

約数ペア:

[(1, 40249858), (2, 20124929), (11, 3659078), (22, 1829539), (37, 1087834), (74, 543917), (197, 204314), (251, 160358), (394, 102157), (407, 98894), (502, 80179), (814, 49447), (2167, 18574), (2761, 14578), (4334, 9287), (5522, 7289)]