201058840

素因数分解:

$2^3\times 5^1\times {\mathrm{1949}}^1\times {\mathrm{2579}}^1$

素因数の和:4539

約数の個数: 32

約数和(自身を含む): 452790000

約数和(自身を除く): 251731160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1949, 2579, 3898, 5158, 7796, 9745, 10316, 12895, 15592, 19490, 20632, 25790, 38980, 51580, 77960, 103160, 5026471, 10052942, 20105884, 25132355, 40211768, 50264710, 100529420, 201058840]

約数ペア:

[(1, 201058840), (2, 100529420), (4, 50264710), (5, 40211768), (8, 25132355), (10, 20105884), (20, 10052942), (40, 5026471), (1949, 103160), (2579, 77960), (3898, 51580), (5158, 38980), (7796, 25790), (9745, 20632), (10316, 19490), (12895, 15592)]