203486120

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{61291}}^1$

素因数の和:61385

約数の個数: 32

約数和(自身を含む): 463367520

約数和(自身を除く): 259881400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 61291, 122582, 245164, 306455, 490328, 612910, 1225820, 2451640, 5087153, 10174306, 20348612, 25435765, 40697224, 50871530, 101743060, 203486120]

約数ペア:

[(1, 203486120), (2, 101743060), (4, 50871530), (5, 40697224), (8, 25435765), (10, 20348612), (20, 10174306), (40, 5087153), (83, 2451640), (166, 1225820), (332, 612910), (415, 490328), (664, 306455), (830, 245164), (1660, 122582), (3320, 61291)]