13481860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13757}}^1$

素因数の和:13780

約数の個数: 36

約数和(自身を含む): 32936652

約数和(自身を除く): 19454792

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 13757, 27514, 55028, 68785, 96299, 137570, 192598, 275140, 385196, 481495, 674093, 962990, 1348186, 1925980, 2696372, 3370465, 6740930, 13481860]

約数ペア:

[(1, 13481860), (2, 6740930), (4, 3370465), (5, 2696372), (7, 1925980), (10, 1348186), (14, 962990), (20, 674093), (28, 481495), (35, 385196), (49, 275140), (70, 192598), (98, 137570), (140, 96299), (196, 68785), (245, 55028), (490, 27514), (980, 13757)]