202249880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{722321}}^1$

素因数の和:722339

約数の個数: 32

約数和(自身を含む): 520071840

約数和(自身を除く): 317821960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 722321, 1444642, 2889284, 3611605, 5056247, 5778568, 7223210, 10112494, 14446420, 20224988, 25281235, 28892840, 40449976, 50562470, 101124940, 202249880]

約数ペア:

[(1, 202249880), (2, 101124940), (4, 50562470), (5, 40449976), (7, 28892840), (8, 25281235), (10, 20224988), (14, 14446420), (20, 10112494), (28, 7223210), (35, 5778568), (40, 5056247), (56, 3611605), (70, 2889284), (140, 1444642), (280, 722321)]