220301144

素因数分解:

$2^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{25057}}^1$

素因数の和:25227

約数の個数: 32

約数和(自身を含む): 475099680

約数和(自身を除く): 254798536

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 157, 314, 628, 1099, 1256, 2198, 4396, 8792, 25057, 50114, 100228, 175399, 200456, 350798, 701596, 1403192, 3933949, 7867898, 15735796, 27537643, 31471592, 55075286, 110150572, 220301144]

約数ペア:

[(1, 220301144), (2, 110150572), (4, 55075286), (7, 31471592), (8, 27537643), (14, 15735796), (28, 7867898), (56, 3933949), (157, 1403192), (314, 701596), (628, 350798), (1099, 200456), (1256, 175399), (2198, 100228), (4396, 50114), (8792, 25057)]