40268930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1973}}^1$

素因数の和:2150

約数の個数: 32

約数和(自身を含む): 78596784

約数和(自身を除く): 38327854

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 157, 314, 785, 1570, 1973, 2041, 3946, 4082, 9865, 10205, 19730, 20410, 25649, 51298, 128245, 256490, 309761, 619522, 1548805, 3097610, 4026893, 8053786, 20134465, 40268930]

約数ペア:

[(1, 40268930), (2, 20134465), (5, 8053786), (10, 4026893), (13, 3097610), (26, 1548805), (65, 619522), (130, 309761), (157, 256490), (314, 128245), (785, 51298), (1570, 25649), (1973, 20410), (2041, 19730), (3946, 10205), (4082, 9865)]