20565118870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1\times {\mathrm{124193}}^1$

素因数の和:124800

約数の個数: 32

約数和(自身を含む): 38361042720

約数和(自身を除く): 17795923850

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 571, 1142, 2855, 5710, 16559, 33118, 82795, 124193, 165590, 248386, 620965, 1241930, 3601597, 7203194, 18007985, 36015970, 70914203, 141828406, 354571015, 709142030, 2056511887, 4113023774, 10282559435, 20565118870]

約数ペア:

[(1, 20565118870), (2, 10282559435), (5, 4113023774), (10, 2056511887), (29, 709142030), (58, 354571015), (145, 141828406), (290, 70914203), (571, 36015970), (1142, 18007985), (2855, 7203194), (5710, 3601597), (16559, 1241930), (33118, 620965), (82795, 248386), (124193, 165590)]