202188040

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{15271}}^1$

素因数の和:15613

約数の個数: 32

約数和(自身を含む): 456327360

約数和(自身を除く): 254139320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 13240, 15271, 30542, 61084, 76355, 122168, 152710, 305420, 610840, 5054701, 10109402, 20218804, 25273505, 40437608, 50547010, 101094020, 202188040]

約数ペア:

[(1, 202188040), (2, 101094020), (4, 50547010), (5, 40437608), (8, 25273505), (10, 20218804), (20, 10109402), (40, 5054701), (331, 610840), (662, 305420), (1324, 152710), (1655, 122168), (2648, 76355), (3310, 61084), (6620, 30542), (13240, 15271)]