202920004

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 412288128

約数和(自身を除く): 209368124

約数列:

[1, 2, 4, 7, 14, 28, 163, 173, 257, 326, 346, 514, 652, 692, 1028, 1141, 1211, 1799, 2282, 2422, 3598, 4564, 4844, 7196, 28199, 41891, 44461, 56398, 83782, 88922, 112796, 167564, 177844, 197393, 293237, 311227, 394786, 586474, 622454, 789572, 1172948, 1244908, 7247143, 14494286, 28988572, 50730001, 101460002, 202920004]

約数ペア:

[(1, 202920004), (2, 101460002), (4, 50730001), (7, 28988572), (14, 14494286), (28, 7247143), (163, 1244908), (173, 1172948), (257, 789572), (326, 622454), (346, 586474), (514, 394786), (652, 311227), (692, 293237), (1028, 197393), (1141, 177844), (1211, 167564), (1799, 112796), (2282, 88922), (2422, 83782), (3598, 56398), (4564, 44461), (4844, 41891), (7196, 28199)]