280051510

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{220513}}^1$

素因数の和:220647

約数の個数: 16

約数和(自身を含む): 508064256

約数和(自身を除く): 228012746

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 220513, 441026, 1102565, 2205130, 28005151, 56010302, 140025755, 280051510]

約数ペア:

[(1, 280051510), (2, 140025755), (5, 56010302), (10, 28005151), (127, 2205130), (254, 1102565), (635, 441026), (1270, 220513)]