202017080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{162917}}^1$

素因数の和:162959

約数の個数: 32

約数和(自身を含む): 469203840

約数和(自身を除く): 267186760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 162917, 325834, 651668, 814585, 1303336, 1629170, 3258340, 5050427, 6516680, 10100854, 20201708, 25252135, 40403416, 50504270, 101008540, 202017080]

約数ペア:

[(1, 202017080), (2, 101008540), (4, 50504270), (5, 40403416), (8, 25252135), (10, 20201708), (20, 10100854), (31, 6516680), (40, 5050427), (62, 3258340), (124, 1629170), (155, 1303336), (248, 814585), (310, 651668), (620, 325834), (1240, 162917)]