202904380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{7283}}^1$

素因数の和:7498

約数の個数: 48

約数和(自身を含む): 489484800

約数和(自身を除く): 286580420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 796, 995, 1393, 1990, 2786, 3980, 5572, 6965, 7283, 13930, 14566, 27860, 29132, 36415, 50981, 72830, 101962, 145660, 203924, 254905, 509810, 1019620, 1449317, 2898634, 5797268, 7246585, 10145219, 14493170, 20290438, 28986340, 40580876, 50726095, 101452190, 202904380]

約数ペア:

[(1, 202904380), (2, 101452190), (4, 50726095), (5, 40580876), (7, 28986340), (10, 20290438), (14, 14493170), (20, 10145219), (28, 7246585), (35, 5797268), (70, 2898634), (140, 1449317), (199, 1019620), (398, 509810), (796, 254905), (995, 203924), (1393, 145660), (1990, 101962), (2786, 72830), (3980, 50981), (5572, 36415), (6965, 29132), (7283, 27860), (13930, 14566)]