20100841720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21848741}}^1$

素因数の和:21848775

約数の個数: 32

約数和(自身を含む): 47193282720

約数和(自身を除く): 27092441000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21848741, 43697482, 87394964, 109243705, 174789928, 218487410, 436974820, 502521043, 873949640, 1005042086, 2010084172, 2512605215, 4020168344, 5025210430, 10050420860, 20100841720]

約数ペア:

[(1, 20100841720), (2, 10050420860), (4, 5025210430), (5, 4020168344), (8, 2512605215), (10, 2010084172), (20, 1005042086), (23, 873949640), (40, 502521043), (46, 436974820), (92, 218487410), (115, 174789928), (184, 109243705), (230, 87394964), (460, 43697482), (920, 21848741)]