40251178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 67900032

約数和(自身を除く): 27648854

約数列:

[1, 2, 11, 22, 71, 73, 142, 146, 353, 706, 781, 803, 1562, 1606, 3883, 5183, 7766, 10366, 25063, 25769, 50126, 51538, 57013, 114026, 275693, 283459, 551386, 566918, 1829599, 3659198, 20125589, 40251178]

約数ペア:

[(1, 40251178), (2, 20125589), (11, 3659198), (22, 1829599), (71, 566918), (73, 551386), (142, 283459), (146, 275693), (353, 114026), (706, 57013), (781, 51538), (803, 50126), (1562, 25769), (1606, 25063), (3883, 10366), (5183, 7766)]