253201720

素因数分解:

$2^3\times 5^1\times {\mathrm{6330043}}^1$

素因数の和:6330054

約数の個数: 16

約数和(自身を含む): 569703960

約数和(自身を除く): 316502240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6330043, 12660086, 25320172, 31650215, 50640344, 63300430, 126600860, 253201720]

約数ペア:

[(1, 253201720), (2, 126600860), (4, 63300430), (5, 50640344), (8, 31650215), (10, 25320172), (20, 12660086), (40, 6330043)]