210002090

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{1453}}^1$

素因数の和:1706

約数の個数: 32

約数和(自身を含む): 384728400

約数和(自身を除く): 174726310

約数列:

[1, 2, 5, 10, 97, 149, 194, 298, 485, 745, 970, 1453, 1490, 2906, 7265, 14453, 14530, 28906, 72265, 140941, 144530, 216497, 281882, 432994, 704705, 1082485, 1409410, 2164970, 21000209, 42000418, 105001045, 210002090]

約数ペア:

[(1, 210002090), (2, 105001045), (5, 42000418), (10, 21000209), (97, 2164970), (149, 1409410), (194, 1082485), (298, 704705), (485, 432994), (745, 281882), (970, 216497), (1453, 144530), (1490, 140941), (2906, 72265), (7265, 28906), (14453, 14530)]