4495992080

素因数分解:

$2^4\times 5^1\times {\mathrm{5209}}^1\times {\mathrm{10789}}^1$

素因数の和:16011

約数の個数: 40

約数和(自身を含む): 10456157400

約数和(自身を除く): 5960165320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5209, 10418, 10789, 20836, 21578, 26045, 41672, 43156, 52090, 53945, 83344, 86312, 104180, 107890, 172624, 208360, 215780, 416720, 431560, 863120, 56199901, 112399802, 224799604, 280999505, 449599208, 561999010, 899198416, 1123998020, 2247996040, 4495992080]

約数ペア:

[(1, 4495992080), (2, 2247996040), (4, 1123998020), (5, 899198416), (8, 561999010), (10, 449599208), (16, 280999505), (20, 224799604), (40, 112399802), (80, 56199901), (5209, 863120), (10418, 431560), (10789, 416720), (20836, 215780), (21578, 208360), (26045, 172624), (41672, 107890), (43156, 104180), (52090, 86312), (53945, 83344)]