202045720

素因数分解:

$2^3\times 5^1\times {\mathrm{5051143}}^1$

素因数の和:5051154

約数の個数: 16

約数和(自身を含む): 454602960

約数和(自身を除く): 252557240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5051143, 10102286, 20204572, 25255715, 40409144, 50511430, 101022860, 202045720]

約数ペア:

[(1, 202045720), (2, 101022860), (4, 50511430), (5, 40409144), (8, 25255715), (10, 20204572), (20, 10102286), (40, 5051143)]