40838315

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 62161920

約数和(自身を除く): 21323605

約数列:

[1, 5, 7, 19, 31, 35, 49, 95, 133, 155, 217, 245, 283, 589, 665, 931, 1085, 1415, 1519, 1981, 2945, 4123, 4655, 5377, 7595, 8773, 9905, 13867, 20615, 26885, 28861, 37639, 43865, 61411, 69335, 144305, 166687, 188195, 263473, 307055, 429877, 833435, 1166809, 1317365, 2149385, 5834045, 8167663, 40838315]

約数ペア:

[(1, 40838315), (5, 8167663), (7, 5834045), (19, 2149385), (31, 1317365), (35, 1166809), (49, 833435), (95, 429877), (133, 307055), (155, 263473), (217, 188195), (245, 166687), (283, 144305), (589, 69335), (665, 61411), (931, 43865), (1085, 37639), (1415, 28861), (1519, 26885), (1981, 20615), (2945, 13867), (4123, 9905), (4655, 8773), (5377, 7595)]