202465720

素因数分解:

$2^3\times 5^1\times {\mathrm{5061643}}^1$

素因数の和:5061654

約数の個数: 16

約数和(自身を含む): 455547960

約数和(自身を除く): 253082240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5061643, 10123286, 20246572, 25308215, 40493144, 50616430, 101232860, 202465720]

約数ペア:

[(1, 202465720), (2, 101232860), (4, 50616430), (5, 40493144), (8, 25308215), (10, 20246572), (20, 10123286), (40, 5061643)]