40440686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 73126800

約数和(自身を除く): 32686114

約数列:

[1, 2, 11, 13, 22, 26, 73, 143, 146, 149, 169, 286, 298, 338, 803, 949, 1606, 1639, 1859, 1898, 1937, 3278, 3718, 3874, 10439, 10877, 12337, 20878, 21307, 21754, 24674, 25181, 42614, 50362, 119647, 135707, 141401, 239294, 271414, 276991, 282802, 553982, 1555411, 1838213, 3110822, 3676426, 20220343, 40440686]

約数ペア:

[(1, 40440686), (2, 20220343), (11, 3676426), (13, 3110822), (22, 1838213), (26, 1555411), (73, 553982), (143, 282802), (146, 276991), (149, 271414), (169, 239294), (286, 141401), (298, 135707), (338, 119647), (803, 50362), (949, 42614), (1606, 25181), (1639, 24674), (1859, 21754), (1898, 21307), (1937, 20878), (3278, 12337), (3718, 10877), (3874, 10439)]