209949710

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{2143}}^1$

素因数の和:2348

約数の個数: 32

約数和(自身を含む): 385765632

約数和(自身を除く): 175815922

約数列:

[1, 2, 5, 10, 97, 101, 194, 202, 485, 505, 970, 1010, 2143, 4286, 9797, 10715, 19594, 21430, 48985, 97970, 207871, 216443, 415742, 432886, 1039355, 1082215, 2078710, 2164430, 20994971, 41989942, 104974855, 209949710]

約数ペア:

[(1, 209949710), (2, 104974855), (5, 41989942), (10, 20994971), (97, 2164430), (101, 2078710), (194, 1082215), (202, 1039355), (485, 432886), (505, 415742), (970, 216443), (1010, 207871), (2143, 97970), (4286, 48985), (9797, 21430), (10715, 19594)]